big flapping vagina Share definition Flag A man who is exceedingly cowardly; a person having no backbone or fortitude. Superlative of pussy. I can't believe that J.D. Drew says he's hurt and can't play AGAIN! What a big flapping vagina. big flapping vagina by bws55 September 3, 2007 0 0 Get merch Get the big flapping vagina mug. Buy Now — $32.95 See more merch
