Dirty Smertis Share definition Flag The process of pulling a girls panties in a "wedgie" fashion then having anal sex with her while she is still wearing her panties. I gave your mom a Dirty Smertis last night. Dirty Smertis by Joe Red June 25, 2008 0 0 Get merch Get the Dirty Smertis mug. Buy Now — $32.95 See more merch