verbs
make an entrance by turning from a road
"Turn in after you see the gate"
is a type of (narrower)
to come or go into
"the boat entered an area of shallow marshes"
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"
carry out (performances)
"They turned in a splendid effort"; "They turned in top jobs for the second straight game"
prepare for sleep
"I usually turn in at midnight"; "He goes to bed at the crack of dawn"