whoah supp girl Share definition Flag the slang term used to describe a "hot" or "sexy" female that has been spotted a cute girl walks by* Derek: "whoah supp girl" Eli: "yeah, whoah supp girl" whoah supp girl by Eli Gover August 27, 2009 0 0 Get merch Get the whoah supp girl mug. Buy Now — $32.95 See more merch