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That crack when your thighs and ass come together.
That thass is lookin thassy👌🏾
by Mjdidntdieiswear December 09, 2016
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2
thass; the area in which your ass and thigh join as one. there should be definition between the two, a thigh... then your ass, creating a "shelf" if you will. but when you start to gain weight you loose that definition, thus creating the infamous thass.
*cousin to the kankle
"Look at the thass on that!"
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Thass; the thigh / ass crease or more importantly the lack there of.
Her ass has become one with her thigh , where there was once once a seperation there is no more.
by Jesse February 20, 2005
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4
where ones ass and thigh look like its merged together
Look at the thass on him, he shouldn't wear football pants.
by ilovemanning10 September 10, 2008
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5
similar to cankles, but pertaining to the "ass" combining with the "thighs".
Man, what's with her thass? I can't tell where her thighs stop and her ass starts!!!
by Nateus April 16, 2010
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That small area on either a male or females body,that is right between one's ass and one's upper thigh,could be the crease or just that area that on some people just blends together.
Oh that hurts, a spider just crawled up my leg and bit me on the thass!
by 4you May 07, 2009
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