When you discretely take a girl into a port-a-potty and have sex with her from behind. During this process you push her head into the toilet bowl, causing her hair to turn blue. Everyone will clearly know what happened to her and the embarrassment will commence.
by mastamahars July 8, 2009
Get the Blue Doomug. by yaddaa July 6, 2021
Get the yadda doo bluemug.