used since the early 60s woot is the sound of a large bore 2 stroke motocross bike.
Used to indicate excitement, originally by motocross fans.
Similar to braap.
Woot!! That guy is haulin. Woot, Wooooot, Wooooooooooooooot.!!!!!!
Woot means a score like with a girl, and a joyful cheer, but it came from the first definition usually used by gamers, would use woot so other non games didnt know and usually didnt care what it ment, but it was then passed to people who used it just as a cheer
"w00t!" is a popular descendent of the informal interjections "Whoomp" and "Whoot", used to express joy or elation. Compare "Yippee!"
The terms rose to popularity in two 1993 rap / hip-hop tracks from "95 south" and "tag team", entitled "Whoot (There it is)" and "Whoomp (there it is)" respectively.