WordWeb Online

1. Any light downy material
    
2. Something of little value or significance
   "mere rhetorical fluff";
   - bagatelle, frippery, frivolity
    
3. [informal] A blunder (especially an actor's forgetting the lines)

1. [informal] Make a mess of, destroy or ruin
   "I fluffed the dinner and we had to eat out";
   - botch, bodge [Brit, informal], bumble, fumble, botch up, muff [informal], blow, flub [N. Amer, informal], screw up [informal], spoil, muck up [informal], bungle, bobble [N. Amer], mishandle, louse up [informal], foul up, mess up, butcher, goof up [informal], cock up [Brit, informal], balls up [informal], make a hash of [informal]
    
2. Erect or fluff up
   "the bird fluffed its feathers";
   - ruffle
    
3. Ruffle (one's hair) by combing the ends towards the scalp, for a full effect
   - tease

Derived forms: fluffed, fluffing, fluffs

Type of: bloomer [informal], blooper [N. Amer, informal], blue [Austral, NZ, informal], blunder, boner [N. Amer, informal], boob [Brit, informal], boo-boo [informal], botch, bungle, comb, comb out, disentangle, fail, flub [N. Amer, informal], foul-up, go wrong, goof [informal], loosen, material, miscarry, picayune [N. Amer, informal], piddler [informal], pratfall [informal], small beer [informal], small fry [informal], stuff, trifle, trivia, triviality

Encyclopedia: Fluff