sloppy joe noun3 •(US) A hot sandwich, typically composed of ground beef cooked in a skillet with highly seasoned tomato sauce or tomato paste and spread between two sides of a bun. •(US) A cold delicatessen three-decker rye bread sandwich made with sliced meat, Swiss cheese, coleslaw, and Russian dressing. •A very loose-fitting light-weight jumper or jacket. formssloppy joes