Weiner Slam Share definition Flag The act of slamming one's weiner and/or any other part of his package in some sort of closable object; particularly a car or shower door. Sorry I'm late dude. I totally got weiner slamed by my shower door. Weiner Slam by db24 June 23, 2008 0 0 Get merch Get the Weiner Slam mug. Buy Now — $32.95 See more merch