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1.
A vagina that hasn't been bathed properly for a couple of days or the vagina has had multiple penises enter it without a proper soaping. Trouthole is defined by the trout/catfish like reek emanating from the vagina in question.
what's that smell emanating from your pants? why it's trouthole! clean it
by Vaginal_Croutons March 12, 2006
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