Anything light, soft or fuzzy, especially fur, hair, feathers.
Anything inconsequential or superficial.
That article was basically a bunch of fluff. It didn't say anything substantive.
A lapse or mistake, especially a mistake in an actor's lines.
Marshmallow creme.
That New England-style salami and fluff sandwich sure hit the spot!
A passive partner in a lesbian relationship.
A fart.
To make something fluffy.
The cat fluffed its tail.
To become fluffy, puff up.
To move lightly like fluff.
(of an actor or announcer) To make a mistake in one's lines.
To do incorrectly, for example mishit, miskick, miscue etc.
To fart.
To arouse (a male pornographic actor) before filming.