Drain vs Sewers

When to use each in English, with meaning, register, and examples.

Drain

Top 1,000 (very common)C1verb

Sewers

Top 5,000 (fairly common)
Most common: Drain
 DrainSewers
Pronunciation🇬🇧 /["/dreɪn/","/dreɪnz/","/dreɪnd/","/ˈdreɪnɪŋ/"]/🇺🇸 /["/dreɪn/","/dreɪnz/","/dreɪnd/","/ˈdreɪnɪŋ/"]/🇬🇧 //ˈsjuːəs//🇺🇸 //ˈsuːərz//
MeaningTo remove liquid or to take away energy.Pipes that carry waste or a place where waste water is stored.
ExamplePlease drain the pasta before serving it.The city's old sewers often back up after heavy rain.
RegisterNeutralNeutral
How commonTop 1,000 (very common)Top 5,000 (fairly common)
CEFR levelC1-
Part of speechverb
Collocationsthoroughly, well, poorly, out of, thoroughly, well, poorly, out of, completely, totally, utterly, of, out of, be drained, feel drainedunderground sewers, storm sewers, sanitary sewers, clogged sewers
Antonymsfill, flow-
Common mistakesConfused with 'rain' when spoken., Using as a noun without clarification, e.g. 'the drain' without context., Mixing up with 'drain away' which emphasizes gradual removal.Confused with 'sewer' which can mean both the pipe and a person who sews., Incorrectly using 'sewer' as plural instead of 'sewers'., Using the term to describe treatment plants, instead of just the pipes.
Usage notesUse 'drain' when talking about removing liquid from something, like a sink. It's also used metaphorically to express exhaustion or loss of energy. Avoid in highly formal contexts.Used to describe both the system of pipes and the underground channels; more common in urban contexts.

See it in real clips

Drain
Sewers

Frequently asked questions: Drain vs Sewers

What's the difference between Drain and Sewers?

Drain: To remove liquid or to take away energy. Sewers: Pipes that carry waste or a place where waste water is stored.

Which is more common: Drain and Sewers?

Drain is the most common in everyday English.

Can you show an example of each?

Drain: Please drain the pasta before serving it. Sewers: The city's old sewers often back up after heavy rain.

Can I use Drain and Sewers interchangeably?

Not always. Drain and Sewers are related and overlap in some contexts, but they differ in register, how common they are, and usage, so swapping one for another can change the meaning or tone. Check the differences above before substituting.

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