turn in

Verb

turn in (third-person singular simple present turns in, present participle turning in, simple past and past participle turned in)

1. (idiomatic, transitive) To submit something; to give.
   • He turned in his paperwork to the main office.
   • The actors turned in a formulaic performance.

   Synonyms:

   hand in, accord, add, assign, award, bestow, bequeath, confer, contribute, deliver

2. (idiomatic, transitive) To relinquish; give up; to tell on someone to the authorities (especially to turn someone in).
   • The thief finally turned himself in at the police station.
   • My nosy next-door neighbor turned me in for building my garage without a permit.

   Synonyms:

   capitulate, submit, relinquish, give up, abandon, bend, cave in, cede, deplore, fall in line

3. (idiomatic, intransitive) To go to bed; to retire to bed.
   • I'm tired, so I think I'll turn in early tonight.
   • "Landlord," said I, "tell him to stash his tomahawk there, or pipe, or whatever you call it; tell him to stop smoking, in short, and I will turn in with him. But I don't fancy having a man smoking in bed with me. It's dangerous. Besides, I aint insured." This being told to Queequeg, he at once...1851 November 14, Herman Melville, “The Spouter-Inn”, in Moby-Dick; or, The Whale, 1st American edition, New York, N.Y.: Harper & Brothers; London: Richard Bentley, →OCLC, page 27

   Synonyms:

   hit the sack, retire, couch a hogshead, go to bed, go to sleep, bed down, hit the hay, seek one's virtuous couch, turn into a pumpkin

4. To convert a goal using a turning motion of the body.
   • At that point Leicester were playing with drive and ambition but they were undone by two goals in three minutes. First, Vieira turned in a rebound after the defender Souleymane Bamba had blocked David Silva's shot on the line.2011 January 18, Daniel Taylor, “Manchester City 4 Leicester City 2”, in The Guardian, archived from the original on 25 Feb 2025
5. To reverse the ends of threads and insert them back into the piece being woven so they do not protrude and eventually unravel.