1 definition by coltan072609
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
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