Top Definition
Contraction of "ain't" and "ya"; means "aren't you."
Gettin' a big head, aintcha?
Aintcha gonna come inside?
by Anonymous May 03, 2003
Well if it aintcha balls and it aintcha asshole, it's ya aintcha. It's the area between the two. (also can be known as your gooch or taint.)
when i was having sex with my girlfriend last night, i hurt my penis because i pulled out too far and hit her aintcha on my way back in
by coltan072609 September 12, 2009
aintcha is high quality girl. Derived from the phrase 'Aren't you just a fine looking girl'
Last night I let some aintcha swallow my wood
by old dirty February 16, 2003
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