An acronym for the phrase "Shake my fuckin' PP." Used as a more severe substitute of "Smh," for when it's just not enough to express the sheer disappointment you feel at the target.
Guy: Yo, did you hook up with her or no?
Guy 2: I sent you a text earlier about that very fucking topic smfpp.
1. Select a player (real or fantasy) during a sports draft to spite or anger one or more of your opponents because they had intended to select him/her.
2. Select a player (real or fantasy) during a sport draft to put one or more of your opponents at a strategic disadvantage.
1. Billy hate drafted Chad OchoCinco because he knew Sam had wanted him since he is from Cincinnati. Billy already had plenty of players to fill that position but wanted to make sure Sam didn't get him.
2. Billy hate drafted Peyton Manning because he was the only good quarterback left and he knew Sam had been planning on drafting him.