pum pum Share definition Flag (noun) 1. Jamaican term for the female sexual organ "Mi haffi get pum pum tonight." pum pum by neochin June 17, 2004 Words you can keep railfan mug chonk mug chud mug based mug 67 mug slime mug mogging mug chopped mug thot mug glazing mug huzz mug yams mug larp mug unc mug cracked mug simp mug baddie mug bop mug lolcow mug