Woos
Pronounced Vus or Fus. Woos is a South African word used to describe pure all night wild partying. usually shouted out loud at the top of your voice repeatedly at raves,discos, clubs and any form of drunken fuelled mass gathering.

The term can also be used to a person who has passed out or smashed out of their face.
ah man,look at John partying on the dance floor, thats some crazy woosing right there.

Have a look at Morne lying on the pavement bru, that boy is woosed out.