when a male/female would like to be shitted on literally n lick up the mess this term is used for sick basterds that like it kinky if this floats ya boat then try dirty sanchez
hey marcus what would you let that girl do to you? marcus:i'd let her shit on me and i'd eat it. ewww dude don't pull that "mashed potatoes and gravy" stuff on meee!
by mr. Alex Heller at your servic June 30, 2009
When a man puts his bare ass on another man or woman face and moves it around saying "mash potatoes and gravy" in a girls voice.
Seth will not fight back when he gets a face full of Mashed Potatoes And Gravy he seemed to like it
by Lester the Melester kochishnv June 26, 2011