cockslider Share definition Flag A male (usually a fuckboy) who is willing to place their dick in anything with a hole. "Ya bro, I totally banged 3 girls last night. It was awesome." "Don't be such a cockslider homie!" cockslider by Freshest slays June 20, 2016 0 0 Get merch Get the cockslider mug. Buy Now — $32.95 See more merch