fluffiness

WordReference Random House Learner's Dictionary of American English © 2026

fluff•y /ˈflʌfi/   adj., -i•er, -i•est. 

1. of, resembling, or covered with fluff;
   downy:
   a fluffy little chick.
2. light or airy:
   a fluffy cake.
3. superficial:
   fluffy thinking.

fluff•i•ness, n. [uncountable]

WordReference Random House Unabridged Dictionary of American English © 2026

fluff•y  (fluf′ē), adj., fluff•i•er, fluff•i•est. 

1. of, resembling, or covered with fluff.
2. light or airy:
   a fluffy cake.
3. having little or no intellectual weight;
   superficial or frivolous:
   fluffy thinking.

• fluff + -y¹ 1815–25

fluff′i•ly, adv. 
fluff′i•ness, n.