A1 noun #2,623 most common 4 min read

patrol

A patrol is a person or group that goes around an area to keep it safe.

Explanation at your level:

A patrol is a group of people who walk around. They look for problems to keep a place safe. You might see a police car on patrol in your town. It is their job to watch the streets. They make sure everyone is okay. If there is a problem, they help. A patrol is important for safety. You can see them walking or driving.

When someone is on patrol, they are moving around an area to check for danger. Police officers often go on patrol in their cars. It is a routine job. They want to make sure that houses and shops are safe. If you see a patrol, it means someone is watching over the area. It is a very common word in news about safety and security.

The word patrol describes both the act of monitoring an area and the people who do it. For instance, a security guard might be on a night patrol to prevent theft. It is a formal way of saying that someone is 'checking the area.' You will often hear it used in the context of law enforcement, military, or even private security firms. Using this word helps you sound more precise when describing how safety is maintained in a specific location.

In a professional context, patrol implies a systematic approach to surveillance. It is not just walking; it is a duty. We distinguish between 'foot patrols' and 'mobile patrols' to describe the method of movement. The term is heavily used in administrative and governmental discourse, particularly regarding border control or urban policing. Understanding the nuance of 'conducting' a patrol versus just 'being on' patrol allows for more sophisticated communication regarding security operations.

Beyond its literal meaning, patrol can be used in more figurative senses, such as 'the neighborhood watch patrol' or even jokingly referring to a parent 'patrolling' the house to ensure kids are asleep. Its usage in academic or journalistic writing requires an understanding of authority and jurisdiction. When a group patrols an area, they assert a level of control and responsibility over that space. It is a powerful noun that carries connotations of vigilance, authority, and the maintenance of the status quo within a defined territory.

Historically and linguistically, patrol reflects the evolution of state-sanctioned security. From its roots in military 'trampings' to modern, high-tech surveillance, the word encapsulates the human need for order. In literature, it can evoke a sense of oppressive surveillance or, conversely, a comforting presence of protection. Mastering this word involves recognizing its versatility—from the literal 'border patrol' to the metaphorical 'thought patrol.' It is a word that bridges the gap between simple observation and active, institutionalized power dynamics within a society.

Word in 30 Seconds

  • Patrol means moving to observe.
  • It is both a noun and a verb.
  • Often used for police or guards.
  • Pronounced pa-TROL.

Hey there! Think of a patrol as a watchful eye on the move. When you hear this word, imagine someone—like a police officer, a security guard, or even a soldier—walking or driving through a neighborhood to check that everything is okay.

The word works in two main ways. First, it describes the action: 'The security team is on patrol tonight.' Second, it describes the people themselves: 'The border patrol stopped the truck.' It is all about being active, alert, and present to prevent trouble before it starts.

You will often see this in contexts involving safety, law enforcement, or military operations. It is a very common term in news reports about city safety or border security. By staying mobile, a patrol makes sure that no area is left unmonitored for too long.

The word patrol has a fascinating journey through history. It actually comes from the French word patrouiller, which means 'to patrol' or 'to tramp about in the mud.' Isn't that a funny image? It suggests the original patrolmen were literally walking through the dirt of a camp or town.

Going back even further, it is linked to the French word patte, meaning 'paw.' This suggests that the original action was like a dog or cat prowling around, moving stealthily and carefully. It entered the English language in the 17th century, likely brought over by military influence.

Over time, the word moved from describing soldiers walking through muddy camps to the professional security and police operations we see today. It is a great example of how a word can start with a simple, physical action and evolve into a formal, institutional term used by governments and police forces globally.

Using patrol correctly is all about pairing it with the right verbs. You will most commonly hear people say they are on patrol. This is the most natural way to describe the state of being active in this duty. You can also say someone is conducting a patrol, which sounds a bit more formal or official.

Common collocations include police patrol, foot patrol, and border patrol. These tell us exactly who is doing the work or how they are doing it. In a casual conversation, you might just say, 'The cops are patrolling the area.' The noun form is perfect for reports or news, while the verb form is great for describing what is happening right now.

Remember that patrol implies consistency. It isn't just a one-time walk; it is a routine. If someone is just walking down the street once, we don't call it a patrol. It needs that sense of responsibility and repetition to really fit the definition.

While patrol isn't always at the center of common idioms, it appears in several key phrases that capture the feeling of being on the lookout.

  • On patrol: Actively performing the duty of monitoring an area.
  • Dawn patrol: Often used in surfing or military contexts to describe an early morning activity.
  • Security patrol: A standard term for private guards checking a building.
  • Police patrol: The official act of law enforcement moving through a jurisdiction.
  • Patrol car: The specific vehicle used by officers to conduct their rounds.

These expressions help clarify that a patrol is a structured, purposeful activity. Whether it is a 'dawn patrol' for surfers looking for the best waves or a 'police patrol' keeping a city safe, the core meaning of being alert and observant remains the same.

Grammatically, patrol is a regular noun. Its plural form is simply patrols. You will usually use it with an article, like 'a police patrol' or 'the border patrol.' It is a countable noun, so you can have one patrol or many patrols.

Pronunciation-wise, it is a two-syllable word: pa-TROL. The stress is on the second syllable. In both British and American English, the IPA is /pəˈtroʊl/. A common mistake is to stress the first syllable, which makes it sound a bit unnatural.

Rhyming words include control, stroll, enroll, console, and roll. If you can say 'control,' you can say 'patrol!' Just remember that the 'a' sound is a schwa (/ə/), meaning it is very soft and short, almost like the 'a' in 'about.'

Fun Fact

It comes from the word for paw!

Pronunciation Guide

UK /pəˈtrəʊl/

Soft 'a', clear 'o' sound.

US /pəˈtroʊl/

Slightly more rounded 'o'.

Common Errors

  • Stressing the first syllable
  • Confusing with petrol
  • Mispronouncing the 'o'

Rhymes With

control enroll stroll console roll

Difficulty Rating

Reading 2/5

Easy to understand

Writing 2/5

Simple to use

Speaking 2/5

Common word

Listening 2/5

Clear sound

What to Learn Next

Prerequisites

police guard safe

Learn Next

surveillance security monitor

Advanced

reconnaissance jurisdiction

Grammar to Know

Preposition usage

on patrol

Countable nouns

two patrols

Verb-noun collocations

conduct a patrol

Examples by Level

1

The police are on patrol.

The police are watching.

Use 'on' for the state.

2

He is on patrol.

He is working.

Simple subject-verb.

3

The patrol is here.

The group is here.

Singular noun.

4

I see a patrol.

I see them.

Article 'a'.

5

The patrol is safe.

The group is good.

Adjective usage.

6

They go on patrol.

They walk around.

Verb phrase.

7

The patrol is fast.

They are quick.

Describing the group.

8

Is the patrol done?

Is it finished?

Question form.

1

The night patrol keeps the city safe.

2

She joined the border patrol last year.

3

The police car went on a regular patrol.

4

We saw a foot patrol in the park.

5

The security patrol checked all the doors.

6

They are on patrol until midnight.

7

The patrol found nothing unusual.

8

He enjoys his work on the night patrol.

1

The neighborhood watch organized a volunteer patrol.

2

The soldiers were sent on a dangerous patrol.

3

The coast guard maintains a constant patrol.

4

We felt safer knowing a patrol was nearby.

5

The police increased their patrol of the area.

6

The team finished their morning patrol.

7

She was assigned to the harbor patrol.

8

The patrol reported a broken fence.

1

The authorities stepped up their patrol of the border region.

2

The security team conducts a patrol every two hours.

3

The park rangers are on a routine patrol of the trails.

4

A heavy police patrol was visible during the protest.

5

The drone provides an aerial patrol of the facility.

6

They were caught during a routine patrol by the guards.

7

The patrol discovered a breach in the perimeter.

8

Constant patrol is necessary to deter criminal activity.

1

The city’s new strategy involves a more proactive police patrol.

2

The border patrol has been criticized for its harsh methods.

3

He spent years on the night patrol, watching the city sleep.

4

The patrol serves as a deterrent against unauthorized access.

5

The military unit was tasked with a long-range patrol.

6

Their presence on patrol provides a sense of security to residents.

7

The patrol was interrupted by a sudden storm.

8

Effective patrol requires both vigilance and local knowledge.

1

The constant patrol of the streets created an atmosphere of unease.

2

The agency maintains a global patrol to monitor shipping lanes.

3

His life on the border patrol was defined by long, lonely nights.

4

The patrol was a mere formality in such a quiet district.

5

They were engaged in a deep-reconnaissance patrol of the woods.

6

The patrol's mandate was to ensure total compliance with the law.

7

The subtle shift in the patrol’s route signaled a change in tactics.

8

A dedicated patrol is the backbone of any effective security system.

Synonyms

Antonyms

neglect abandonment

Common Collocations

police patrol
on patrol
foot patrol
night patrol
conduct a patrol
border patrol
routine patrol
increase patrol
security patrol
aerial patrol

Idioms & Expressions

"on the patrol"

actively working

The unit is on the patrol right now.

neutral

"dawn patrol"

early morning activity

We went on a dawn patrol to catch the waves.

casual

"police patrol"

law enforcement duty

The police patrol is out in force today.

neutral

"security patrol"

private guard duty

The building has a 24-hour security patrol.

neutral

"border patrol"

national security duty

She works for the border patrol.

formal

"foot patrol"

walking security duty

They switched to foot patrol for better visibility.

neutral

Easily Confused

patrol vs petrol

similar sound

fuel vs security

I need petrol for my car, not a patrol.

patrol vs guard

similar meaning

person vs action

The guard is on patrol.

patrol vs watch

similar concept

passive vs active

I watch the street while on patrol.

patrol vs sentry

similar role

static vs moving

The sentry stays still, the patrol moves.

Sentence Patterns

A1

Subject + is + on + patrol

The guard is on patrol.

B1

Subject + conduct + a + patrol

They conduct a patrol daily.

B2

Subject + increase + patrol + of + area

Police increased patrol of the area.

B1

Subject + send + on + patrol

He was sent on patrol.

A2

Subject + be + on + a + routine + patrol

We are on a routine patrol.

Word Family

Nouns

patrolman A police officer on patrol.

Verbs

patrol To move through an area.

Adjectives

patrolling Currently engaged in patrolling.

Related

patroller The person who patrols.

How to Use It

frequency

7

Formality Scale

official report journalism daily conversation slang

Common Mistakes

Using 'patrol' as a verb without an object. The police are patrolling the area.
Patrol is transitive as a verb.
Confusing 'patrol' with 'petrol'. Petrol is fuel for cars.
They sound similar but have different meanings.
Saying 'in patrol' instead of 'on patrol'. They are on patrol.
The correct preposition is 'on'.
Using 'patrol' for a single person standing still. That is a guard or sentry.
Patrol implies movement.
Pluralizing as 'patrols' when referring to the activity. The patrol was long.
The activity itself is often singular.

Tips

💡

Memory Palace Trick

Picture a paw print on a map.

💡

When Native Speakers Use It

When talking about police presence.

🌍

Cultural Insight

Often linked to neighborhood safety.

💡

Grammar Shortcut

Always use 'on' with patrol.

💡

Say It Right

Stress the second syllable.

💡

Don't Make This Mistake

Don't confuse with petrol.

💡

Did You Know?

It comes from 'paw'!

💡

Study Smart

Use it in a sentence daily.

Memorize It

Mnemonic

PAW-trol: A dog (paw) patrols the yard.

Visual Association

A guard dog walking around a fence.

Word Web

Security Police Safety Watch Guard

Challenge

Use the word 'patrol' in a sentence about your neighborhood.

Word Origin

French

Original meaning: To tramp about in the mud

Cultural Context

Can be sensitive in areas with high police tension.

Commonly associated with police and neighborhood safety.

Paw Patrol (children's show) Border Patrol (US agency)

Practice in Real Life

Real-World Contexts

at work

  • on patrol
  • security patrol
  • night shift patrol

in the news

  • border patrol
  • police patrol increased
  • active patrol

at school

  • safety patrol
  • playground patrol

in military

  • recon patrol
  • foot patrol
  • mobile patrol

Conversation Starters

"Have you ever seen a police patrol?"

"What does a neighborhood patrol do?"

"Do you think patrols keep us safe?"

"Why do we need border patrols?"

"What would you do on a patrol?"

Journal Prompts

Describe a time you saw a patrol.

Why is a patrol important for a city?

If you were a security guard, would you enjoy patrol?

Write a story about a night patrol.

Frequently Asked Questions

8 questions

Yes, it can be both a noun and a verb.

Add an 's' to make it 'patrols'.

No, petrol is fuel.

Usually, we say a person is 'on patrol'.

From French 'patrouiller'.

It is neutral and professional.

A car used by police to patrol.

Yes, like a guard dog.

Test Yourself

fill blank A1

The police are on ___.

Correct! Not quite. Correct answer: patrol

The phrase is 'on patrol'.

multiple choice A2

What does a patrol do?

Correct! Not quite. Correct answer: Watches an area

Patrols observe and monitor.

true false B1

A patrol is always a single person.

Correct! Not quite. Correct answer: False

It can be a group.

match pairs B1

Word

Meaning

All matched!

Matches common phrases.

sentence order B2

Tap words below to build the sentence
Correct! Not quite. Correct answer:

Correct structure: Officers are on patrol.

Score: /5

Related Content

More Work words

objective

A2

To be neutral and not influenced by personal feelings or opinions. It involves looking at facts and evidence rather than emotions when making a judgment.

schedule

B2

A plan that lists events, tasks, or appointments along with the specific times they are intended to happen. It serves as a structural guide to help individuals or organizations manage their time and resources effectively.

department

B2

A specialized division or branch within a larger organization, such as a government, business, or university, that focuses on a specific area of work or study. It is used to organize complex systems into manageable units based on function or expertise.

subtempary

C1

A subtempary refers to a subordinate or auxiliary temporary position or entity, often within a larger organizational or research framework. It is typically used to describe a secondary, short-term arrangement that supports a primary temporary structure.

redynism

C1

To systematically revitalize and inject new energy into a stagnant system, organization, or process. It involves transitioning from a state of inertia to one of active, fluid, and high-performance operation through targeted reforms.

adroit

C1

Displaying physical or mental skill, cleverness, or resourcefulness, especially in handling difficult situations or social interactions. It suggests a high degree of dexterity and the ability to respond with quickness and precision.

chef

B1

A professional cook, typically the chief or head cook in a restaurant or hotel. Chefs are skilled in many aspects of food preparation, menu planning, and kitchen management.

amass

C1

To gradually collect or accumulate a large amount of something, such as wealth, information, or evidence, over a period of time. It implies the final quantity is substantial and often impressive.

foresolvity

C1

Describes a person or method characterized by the proactive ability to solve problems before they even occur. It refers to a high level of anticipatory problem-solving and strategic preventative action.

avocation

C1

An avocation is a hobby or minor occupation pursued in addition to one's main profession. It is typically a regular activity done for pleasure or personal satisfaction rather than for financial gain.

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