naslon

1. (of a chair, seat) back; backrest
   Okačio je jaknu preko naslona stolice. — He hung his jacket over the back of the chair.
   Molimo vas da uspravite naslon sedišta. — Please return your seat back to the upright position.
2. (for arms, head) rest; armrest; headrest
   U autu je naslon za glavu previsoko podešen. — The headrest in the car is set too high.
   Stalno se svađamo oko naslona za ruke u bioskopu. — We always fight over the armrest at the cinema.

Armrest and headrest are usually naslon za ruke and naslon za glavu.