P.I.F. Share definition Flag A Prego I'd Fuck - a preganat women who is sexual atractive and one who you would like to have sex with Bob "Dude! Check out that P.I.F. right there!"Peter "Yea, I'm alllll over it"Bob "Get it!" P.I.F. by Hullu February 24, 2010 0 0 Get merch Get the P.I.F. mug. Buy Now — $32.95 See more merch