Function: intransitive verb
Date: 1535
1 : to make an entrance by turning from a road or path
2 : to go to bed < turned in early>
transitive verb
1 : to deliver up : HAND OVER < turned in his badge and quit>
2 a : to inform on : BETRAY b : to deliver to an authority <urged the wanted man to turn himself in >
3 : to acquit oneself of : PUT ON , PRODUCE < turned in a good performance>