turn in
verb.
make an entrance by turning from a road
Turn in after you see the gate
verb.
to surrender someone or something to another
the guard delivered the criminal to the police|render up the prisoners|render the town to the enemy|fork over the money
verb.
carry out (performances)
They turned in a splendid effort|They turned in top jobs for the second straight game
Synonym: put on
verb.
prepare for sleep
I usually turn in at midnight|He goes to bed at the crack of dawn
Antonym: turn out