semi-bluff Share definition Flag A bet or raise with a hand that has several outs against likely hands your opponent may have, so you win if he folds or you draw out I semi-bluffed with my draw after I put him on an overpair semi-bluff by madone January 14, 2008 0 0 Get merch Get the semi-bluff mug. Buy Now — $32.95 See more merch