mmmhmmm girl Share definition Flag a woman, often old and black, that has a lot of soul says mmmhmmm and girl frequently. example of mmmhmmm girl: "Mmmhmm, go on girl, you know how it iz! Mmmhmm, girrrrl you know how we do up in here! ATL! Holla!" mmmhmmm girl by Da truf! August 24, 2006 0 0 Get merch Get the mmmhmmm girl mug. Buy Now — $32.95 See more merch