a combination between the words yes and anal sex, used only when talking to someone of homosexuality, also known as the second best word in the universe and beyond
YAX, Mr. Fox likes it up the ass!
by katie waldeck January 05, 2008
To have the blood of a heavy drinker. To accumulate lots of alcohol well.
Dude, your such a yax, u had so much last night.
by blah, blahz November 17, 2011