What is Thass?
1.
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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2.
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.
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3.
where ones ass and thigh look like its merged together
Look at the thass on him, he shouldn't wear football pants.
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4.
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!
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5.
The region between your thigh and your ass that pops out to the side when you walk. Usually occurs with girls who have big thighs and a big ass.
man 1: look at that girls big ass!
man 2: yeah but look at the nasty thass that comes along with it.
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6.
Thass an awesome song, man.
