dirty steve Share definition Flag when a female passes gas, and you suck it in and hold it, then blow it on her nose. steve or whoever was licking nancy's asshole and she farts, steve then sucks it up and then blows the fart onto nancy's nose so she can smell it. dirty steve by momo April 14, 2005 0 0 Get merch Get the dirty steve mug. Buy Now — $32.95 See more merch