cum pirate Share definition Flag one who steals your cum and tries to put it in someone elses vagina to get them knocked up dude i think that girl i was with 2 years ago was a cum pirate because i have 2 girls saying im there baby's daddy cum pirate by lushous lou May 9, 2010 0 0 Get merch Get the cum pirate mug. Buy Now — $32.95 See more merch