m-o-w Share definition Flag Word used to encourage and describe a useful method called the “mouth open wide” method when sucking a penis. you go girl!! don’t forget the m-o-w method ;) bro just go with the m-o-w method m-o-w by meltedtears1 August 23, 2023 0 0 Get merch Get the m-o-w mug. Buy Now — $32.95 See more merch