1. A stiff flour pudding steamed or boiled usually and containing e.g. currants and raisins and citron
   "Sailors looked forward to plum duff as a special treat on long voyages";
   - plum duff [Brit]
    
2. [N. Amer, informal] The fleshy part of the human body that you sit on
   "he deserves a good kick in the duff";
   - buttocks, nates [informal, technical], butt [N. Amer, informal], backside [informal], bum [Brit, informal], buns [N. Amer, informal], can [N. Amer, informal], fundament [informal], hindquarters [informal], hind end [informal], posterior [informal], rear [informal], rear end [informal], rump [informal], stern [informal], seat [informal], tail [N. Amer, informal], tail end [informal], tooshie [informal], tush [N. Amer, informal], bottom [informal], behind [informal], derriere [informal], patootie [US, informal], botty [informal], bahookie [UK, dialect, informal], booty [N. Amer, informal], heinie [US, informal], tushy [N. Amer, informal], derrière [informal]

1. No good, useless, broken
   "This remote control is duff, we need a new one"

1. [Brit, informal] Hit, beat up
   "The gang threatened to duff him up if he didn't pay";
   - duff up [Brit, informal]
    
2. (in golf) mishit the ball
   "He duffed his shot and the ball barely left the tee"

Derived forms: duffed, duffing, duffs

Type of: body part, pudding [N. Amer]

Part of: body, torso, trunk

Encyclopedia: Duff, Michael