OYKP Share definition Flag Initialism for 'On your knees please'. Used by perverts all across the world. Random girl: What did I do? Pervert Pete: Yo I'll tell you what you do, OYKP! OYKP by AaronLikesItUpTheAss June 22, 2014 0 0 Get merch Get the OYKP mug. Buy Now — $32.95 See more merch