look up any word, like yeet:
 
1.
a statement of agreement, or reassurance
"hey, you going to the show tongiht?"
"Hellz ya"
by kris B May 16, 2006
 
2.
more extreme version of yes, ya, etc. It is used to exclaim their immense acceptance of what they are replying to.
"You think we can survive his next attack?"
"hellz ya! He's got crap units."
by Artanis186 March 17, 2008