turn in

phrasal verb·2 senses·particle in

Usefulness

Meanings

1

Go to bed for the night

At Homeuncommondated

Why “in”? A person remains in a place or activity instead of leaving it. This can mean home, work, sleep, or a difficult effort.

Maya turned in after reading for an hour that night.
Maya went to bed after reading for an hour.
Grandad turned in after the news.
Grandad went to bed after the news.
Leo turned in early at the seaside hotel after a long day.
Leo went to bed early at the seaside hotel after a long day.
2

Give work or an item to the person responsible for it

Submissionamerican English

Common in American English. In British English, hand in is more usual. Compare the regional counterpart.

Why “in”? An item, answer, or decision is given to a person, office, business, or system.

Please turn in your homework by Friday.
Please give your homework to the teacher by Friday.
Visitors must turn in their keys before leaving.
Visitors must give their keys to the person responsible before leaving.

Don't confuse with

turn inturn out

Turn in means go to bed for the night. Turn out means happen in a particular way or have a particular result.

Test yourself

Maya turned in after reading for an hour that night. What does it mean?

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