polyweinous Share definition Flag Opposite of monogamous. Word you'd use to describe a chick who likes the dick, and lots of it from lots of different guys. "Man that bitch is polyweinous. That is the third different guy she has screwed this week." polyweinous by K.S. Clinton April 20, 2008 0 0 Get merch Get the polyweinous mug. Buy Now — $32.95 See more merch