cleaning the clam Share definition Flag aka douching the poon. shove a douche bag into your pussy and then hose that mutha fucka out "I walked in on nicks little sister cleaning the clam, yeah dude, she hosed that shit every where" cleaning the clam by MDOGG January 22, 2003 0 0 Get merch Get the cleaning the clam mug. Buy Now — $32.95 See more merch