zavoj

1. (of a road, river) bend; turn
   Posle oštrog zavoja vozi polako. — Drive slowly after the sharp bend.
   Put ima mnogo zavoja kroz planinu. — The road through the mountains has lots of bends.
2. bandage
   Sestra mu je stavila zavoj na ruku. — The nurse put a bandage on his arm.
   Moraš da menjaš zavoj svaki dan. — You need to change the bandage every day.

For a bend in the road, "krivina" is more common in everyday speech.