Green’s Dictionary of Slang

woo-hah! excl.

(US black teen) an excl. implying one’s domination of a situation.

Busta Rhymes ‘Woo-Hah!! Got You All in Check’ 🎵 on Coming [album] Woo-Hah / I got you all in check / And you know we come through / to wreck the disco tech / Woo-Hah / I got you all in check / Throw your hands up in the air / don’t ever disrespect / Woo-Hah / I got you all in check.