Explanation at your level:
An expense is money you spend. If you buy food, that is an expense. If you pay for a bus, that is an expense. You use money to pay for things you need. It is a simple word for the cost of things in your life.
When you have to pay for something, it is an expense. For example, rent and electricity are big expenses for most people. If you travel for work, your company might pay for your travel expenses. It is important to track your expenses so you do not run out of money.
The term expense is commonly used when discussing budgets or financial planning. You might talk about 'cutting expenses' if you want to save money. It is also used in business to describe the money a company spends on operations. Understanding your expenses is key to managing your personal or business finances effectively.
In a professional context, expense often refers to reimbursable costs. If you attend a conference, you might submit an expense report to get your money back. The phrase 'at the expense of' is also useful; it means that to gain one thing, you lose another. For example, 'He worked hard, but at the expense of his health.'
Beyond simple financial costs, expense can carry a metaphorical weight. It implies a trade-off or a sacrifice. When we discuss the expense of progress, we are looking at the hidden costs—social, environmental, or personal—that are not always visible on a balance sheet. It is a versatile term that bridges the gap between literal accounting and abstract evaluation of value.
Etymologically, expense captures the human history of valuation. From the Latin expendere, it reflects the ancient necessity of weighing value before exchange. In literary or high-level academic discourse, the word can denote a profound depletion of resources, whether physical, emotional, or temporal. To speak of the expense of a war or a long-term project is to acknowledge the total depletion of energy and capital required to sustain such an endeavor. It is a word that carries the gravity of 'cost' in its most absolute sense.
Word in 30 Seconds
- Expense is a noun meaning money spent.
- It is common in business and personal finance.
- The plural is expenses.
- It comes from the Latin for 'weighing out'.
Think of an expense as the financial price tag attached to your daily life or business activities. Whenever you reach into your wallet to pay for a coffee, a bus ticket, or a new pair of shoes, you are creating an expense.
In the professional world, this word is even more important. Companies track every single expense—from the electricity bill to the coffee in the breakroom—to make sure they aren't spending more than they are earning. If you are a freelancer, you might keep track of your business expenses to deduct them from your taxes later. It is all about the flow of money going out!
The word expense has a long journey through history. It comes from the Latin word expensa, which is the feminine form of expensus, meaning 'spent' or 'paid out.' This evolved from the verb expendere, which literally translates to 'to weigh out.'
Back in ancient times, money wasn't always paper or digital; it was often precious metal that had to be weighed on a scale to determine its value. So, when you paid for something, you were literally weighing out your payment. By the 15th century, the word entered Middle English through Old French, eventually settling into the term we use today to describe any cost or expenditure.
You will hear expense used in both casual and formal settings. In casual conversation, you might say, 'That trip was a big expense,' meaning it cost a lot of money. In business, it is a standard term found in financial reports and tax documents.
Common collocations include 'travel expenses', 'living expenses', and 'at the expense of'. The register is generally neutral to formal. While you might say 'cost' for everyday items, 'expense' sounds a bit more professional or serious, especially when discussing budgets or long-term financial commitments.
Idioms help us express complex ideas about money. 'At the expense of' means something is achieved by sacrificing something else. 'Spare no expense' means you are willing to spend as much as necessary to get the best quality. 'Living beyond one's means' often leads to high expenses. 'Write off as an expense' is a common business term for tax purposes. Finally, 'out-of-pocket expense' refers to money you pay yourself that might be reimbursed later.
The word expense is a countable noun, meaning you can have one expense or many expenses. The pronunciation is /ɪkˈspɛns/ in both British and American English, with the stress on the second syllable.
It often appears with articles, such as 'an expense' or 'the expenses.' You will frequently see it used with verbs like 'cut,' 'reduce,' or 'incur.' It rhymes with words like 'defense,' 'tense,' 'sense,' and 'intense.' Remember, the 'x' sound is a blend of 'k' and 's', making it a crisp, sharp word to say.
Fun Fact
It comes from the Roman practice of weighing metal coins.
Pronunciation Guide
Clear 'ex' sound followed by 'pens'
Similar to UK, sharp 's' at the end
Common Errors
- Pronouncing the 'x' as 'z'
- Forgetting the 's' at the end
- Stress on the first syllable
Rhymes With
Difficulty Rating
Easy
Moderate
Moderate
Easy
What to Learn Next
Prerequisites
Learn Next
Advanced
Grammar to Know
Countable Nouns
An expense
Subject-Verb Agreement
Expenses are high
Prepositional Phrases
At the expense of
Examples by Level
Food is an expense.
Food = money out
Noun usage
I have many expenses.
Many costs
Plural noun
The expense is high.
The cost is big
Singular noun
It is a big expense.
It costs a lot
Adjective + noun
I pay my expenses.
I pay my costs
Verb + object
What is the expense?
How much is it?
Question form
Living is an expense.
Life costs money
Gerund subject
No more expenses.
Stop spending
Quantifier
Rent is my biggest monthly expense.
We need to cut our travel expenses.
The company covers all business expenses.
He cannot afford such a large expense.
Are these expenses tax-deductible?
She keeps a record of every expense.
The expense of the project was huge.
We shared the expenses for the dinner.
I need to submit my expense report by Friday.
The expense of maintaining an old car is high.
They achieved success at the expense of their family time.
We should minimize unnecessary expenses.
The hotel includes all expenses in the price.
He claimed his lunch as a business expense.
The expense was well worth the result.
Managing household expenses requires discipline.
The government is looking to reduce public expenditure and expenses.
She spared no expense to make the wedding perfect.
The new policy came at the expense of employee morale.
You can write off these items as a legitimate business expense.
The project was completed regardless of the expense.
He is living beyond his means and racking up expenses.
Reimbursable expenses must be accompanied by receipts.
The environmental expense of the factory is significant.
The rapid expansion of the city came at the expense of local biodiversity.
He pursued his ambition at the expense of his personal relationships.
The firm's aggressive strategy was an expense they could no longer afford.
We must weigh the potential benefits against the total expense.
The sheer expense of the legal battle bankrupted the small company.
Innovation often requires an expense of time and intellectual capital.
She regarded the luxury as an unnecessary expense.
The hidden expense of the technology is the data privacy risk.
The grandiosity of the architecture was an expense that drained the royal treasury.
His pursuit of perfection was an expense of spirit that left him exhausted.
The cultural expense of globalization is the loss of local traditions.
One must calculate the existential expense of such a radical life change.
The expense of the war was measured not just in gold, but in human lives.
He viewed his time as a finite expense to be managed with care.
The moral expense of the decision weighed heavily on his conscience.
The artistic expense of the masterpiece was a lifetime of dedication.
Common Collocations
Idioms & Expressions
"at the expense of"
causing damage to something else
He succeeded at the expense of his health.
neutral"spare no expense"
spend as much as needed
They spared no expense for the party.
neutral"out-of-pocket expense"
money paid by you personally
I had an out-of-pocket expense for the taxi.
formal"write off as an expense"
deduct from taxes
You can write off the laptop as an expense.
business"live beyond one's means"
spend more than you earn
His high expenses mean he is living beyond his means.
neutralEasily Confused
Same root
Adjective vs Noun
The car is expensive (adj); the expense is high (noun).
Similar sound
Verb vs Noun
I expend energy (verb); the expense is high (noun).
Synonym
Cost is more general
The cost of the item; the expense of the project.
Synonym
Price is the tag
The price is $5; the expense is $5.
Sentence Patterns
Subject + is + an + expense
Rent is an expense.
Verb + expenses
We must cut expenses.
At the expense of + noun
At the expense of time.
Submit + an + expense + report
Submit an expense report.
Incur + an + expense
You will incur an expense.
Word Family
Nouns
Verbs
Adjectives
Related
How to Use It
8
Formality Scale
Common Mistakes
It is spelled with an 's', not a 'c'.
Expansive means wide-ranging, not money.
It's redundant; just say 'expense'.
Expense is only a noun.
It is a countable noun.
Tips
Memory Palace
Imagine a scale on your desk.
Native Speakers
They use it for work costs.
Cultural Insight
Business culture relies on it.
Grammar Shortcut
Always use 'an' before it.
Say It Right
Stress the second syllable.
Don't Make This Mistake
Don't spell it with a C.
Did You Know?
It comes from weighing coins.
Study Smart
Use it in a sentence today.
Memorize It
Mnemonic
Ex-pense: Think of 'Ex' (out) and 'Pense' (pay/pence).
Visual Association
A scale weighing coins.
Word Web
Challenge
List 3 daily expenses.
Word Origin
Latin
Original meaning: to weigh out
Cultural Context
None, it is a neutral financial term.
Commonly used in corporate and personal finance settings.
Practice in Real Life
Real-World Contexts
at work
- expense report
- business expense
- reimbursement
finance
- cut expenses
- monthly expenses
- tracking expenses
travel
- travel expenses
- covered expenses
- extra expense
daily life
- living expenses
- major expense
- unnecessary expense
Conversation Starters
"What is your biggest monthly expense?"
"Do you think it is important to track expenses?"
"Have you ever had to submit an expense report?"
"Is it better to cut expenses or earn more?"
"What is a necessary expense for you?"
Journal Prompts
Write about your monthly budget.
Describe a time you spent money on something important.
How do you manage your daily expenses?
Reflect on the phrase 'at the expense of'.
Frequently Asked Questions
8 questionsNo, it is a noun.
Expenses.
ik-SPENS.
It is neutral to formal.
Yes, as in 'at the expense of time'.
A document for work reimbursements.
Similar, but expense is broader.
No, it means a cost.
Test Yourself
Buying food is an ___.
It is a cost.
Which word means money spent?
Expense is money spent.
An expense is money you earn.
An expense is money you spend.
Word
Meaning
Common collocations.
This is an expense.
Score: /5
Summary
An expense is simply money going out to pay for the things you need or want.
- Expense is a noun meaning money spent.
- It is common in business and personal finance.
- The plural is expenses.
- It comes from the Latin for 'weighing out'.
Memory Palace
Imagine a scale on your desk.
Native Speakers
They use it for work costs.
Cultural Insight
Business culture relies on it.
Grammar Shortcut
Always use 'an' before it.
Example
Food is my biggest monthly expense.
Related Content
Learn it in Context
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