Turn in

Pronunciation: /ˈtɝn ˈɪn/

Turn in (verb)

  1. To give something to a person or office so it can be checked, accepted, or recorded.
  2. To go to bed and start sleeping, especially at the end of the day.
  3. To go to the police or authorities to be dealt with, often after breaking a law.

Examples

  • I turn in my homework before class.
  • She turns in her homework on time.