look up any word, like oprah dollars:
 
2.
PFK is just short for i play for keeps... and that kinda means if you aint first you last... and well im just the best of the best.
so yea dude i was just wlakin wit my friends when like ten Monkeys(retard black guys who try and jump.)came out of no were and said yo nigga run yo pockets this aint no game.
So i was lik yo you better chill the fuck out. cuase i pfk and lets just say im not last. puck ass... then they said on bloody C you lucky.
by chris,cuellar February 08, 2008
 
1.
I Play For Keeps
Don't mess with me IPFK. Heavy Marine Helicopter-464 Flight line always IPFK.
by HMH-464 November 20, 2011