pum pum slammer Share definition Flag A pum pum slammer is a male that bangs women's pums so hard they squirt Sam is definitely a pum pum slammer I know I bet he's slammed many girls pums pum pum slammer by Mysteryman786 January 25, 2014 0 0 Get merch Get the pum pum slammer mug. Buy Now — $32.95 See more merch