look up any word, like dirty sanchez:
 
1.
Shortened from "HUA". Standing for "Heard, Understood, Acknowlegded".

Popular military phrase, especially in the Air Force, to voice approval of something or excitement.
That movie was very Hu-ah

Lt Jim: The F-22 is an awesome plane
Lt Mike: Hu-ah

Commander: We're going to bomb to terrorists back to the stoneage! Hu-ah?
Group: HU-AH!
by Cadet Genocide June 27, 2009
 
2.
many different meanings and many ways to say it. this particular one means

Heads, Up, Ass, Hole
sarge: send three rounds to grid eg12568934.
pvt: H.U.A.H
by gunbunny February 03, 2009
 
3.
A word orginiating from the Tri-State Area. Is used as a noun.

HUA : (n.) a dirty, nasty, easy girl with no morals. One who goes through men in an instant, or one who tries to have the most sex. Someone who gives it up with anyone or anything. Someone who is a tramp.
"That girl is such a huah, did you hear about who she was with yesterday? I just saw her with that guy she just met. Like throwing a hotdog down an infested hallway!"
by Twinkle-Eyes January 29, 2010
 
4.
What one says when he believes something to be very challenging or intense. Especially when pertaining to or with consumption of alcohol.
Mike: "Just got home with a fresh case of Passion Pop, you guys want some?"

Alex: "I'll have a bottle thanks, can you fetch the beer bong for me please Naki?"

All else present: "Hu-Ah!"
by Greg January 07, 2004