kill card
Not to be confused with outs, a card in poker that would guarantee a player the winning hand.
Friend: "I can't believe he sucked out on you that hand!"
Player: "Yeah, even though I flopped the flush, he did have a set and 7 kill cards to make his full house."
Player: "Yeah, even though I flopped the flush, he did have a set and 7 kill cards to make his full house."