fluffn.[Cf. 2d Flue. 84.]1. Nap or down; flue[2]; soft, downy feathers.()2. Anything light and downy, whose volume consists mostly of air, such as cotton or down.()3. Something light and inconsequential; something not to be taken seriously; -- used commonly of literary or dramatic productions, and sometimes of people.()4. A mistake, especially in the recitation of lines in a drama.()v. t. & i. To make or become fluffy; to move lightly like fluff.(Holmes.)v. t. To make a mistake in the performance of; -- used mostly of lines in a drama; as, he fluffed the last line of the act.()