What is Yuuuuaaaaaa!?
Getting crunked up to the maximum extent of cruckness by exploding on the dance floor!
"Soulja boy up in this hoe, now watch me yuuuuaaaaaa! Crank dat soulja boy, now watch me yuuuuaaaaaa! Crank dat Soulja boy"
See yurrr, yule, yo, yaddamean, yogi, etc.
