シャワーを浴びる

You use this phrase just like "take a shower." Simply add the verb after the object シャワー. Use the particle を (o) to connect them. If you are going to do it now, say 浴びます (abimasu). If you already did it, say 浴びました (abimashita). It is a very straightforward collocation.

Use it when discussing your morning or nightly routine. It is perfect after a sweaty gym session. You can use it when you feel hot in summer. Use it to tell a friend you will be late. It works well when checking into a hotel too. It is a neutral, everyday phrase for everyone.

Do not use this for a long soak. In Japan, soaking in a tub is お風呂に入る (ofuro ni hairu). Using 浴びる for a bath sounds very strange. Also, do not use it for washing just your hands. That would be 手を洗う (te o arau). It is specifically for the full-body shower experience.

Japan is famous for its deep bathing culture. Historically, the お風呂 (ofuro) was for relaxing and soaking. The shower was just for rinsing before entering the tub. Nowadays, many busy people only take showers in the morning. However, the evening bath remains a sacred ritual for many. Showers are seen as functional, while baths are for healing.

You might hear シャワーを浴びてくる (shawaa o abite kuru). This means "I will go take a shower and return." In casual speech, people often drop the particle を. You might just hear シャワー浴びる (shawaa abiru). If someone is currently showering, they are シャワー中 (shawaa chuu).