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The diamond shaped space between the thighs on a female body, just below the crotch. The twanson diamond is most commonly seen between the legs of a slimmy or a thick woman that wears very... very tight pants.

1: "Man, she got that gap!"

2: "Yeah, that is definately the Twanson Diamond."
by Z1r0 December 06, 2006
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Sep 9 Word of the Day
the thing that you don’t have when you’re phones percentage is over 20
phone: why don’t you go to sleep tommy it’s 2 in the morning?
tommy:why don’t you die you dumbazz
by lik_frls_dis.me February 12, 2020
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