guttless Share definition Flag A guy who's not able to get any ass, either because he has no confidence in himself or he's just a weak ass. Man, you can place Bernard is a whore house and he still won't get any gutts. He's guttless guttless by Draude November 12, 2015 0 0 Get merch Get the guttless mug. Buy Now — $32.95 See more merch