jauk

1. wail; moan; cry of pain
   Iz sobe se čuo jauk ranjenika. — The wounded man's moans could be heard from the room.
   Pala je uz jauk i uhvatila se za nogu. — She fell with a cry and grabbed her leg.
2. (of wind, a siren) howl; wail
   Cele noći slušali smo jauk vetra. — All night we listened to the howl of the wind.

The related verb is jaukati "to wail, moan".