1 definition by Mr. Not_So_Nice_Guy
When you have the bubble guts and tell your bitch to lick your asshole and shit in her mouth. Thus having dirty water on her melon.
Paul ate too much spaghetti and had a stomach ache, during copulation with Becky he asked her to lick his anus not knowing he was about to bust a Dirty Watermelon.
by Mr. Not_So_Nice_Guy July 18, 2017