cowboy stinker Share definition Flag A sexual act, in which a male shoves a dildo up a womans rectum and then the male dry humps the dildo. Kyle, Cindy is such a slut. I heard she let Bobby give her a cowboy stinker. cowboy stinker by Derpson Herps March 27, 2012 0 0 Get merch Get the cowboy stinker mug. Buy Now — $32.95 See more merch