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This would be the pubic thatch.
Lol, your grundlebeard is all up in there.
by 31d1 September 19, 2005
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synonym of ANAL BEARD. Extremely thick patch of hair between the anus and the ball sack, area also known as the "grundle"
Yo Merril shave my grundle beard for me i cant reach.
by SbTrEoVwEn September 25, 2008
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