1. Any light downy material
   "The cat's fluff made it look twice its actual size";
   - floof [informal]
    
2. Something of little value or significance
   "mere rhetorical fluff";
   - bagatelle, frippery, frivolity
    
3. [informal] A blunder (especially an actor's forgetting the lines)
   "The actor's fluff during the crucial scene ruined the dramatic tension"

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

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 [informal], 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