fluff

American Heritage® Dictionary of the English Language, Fourth Edition

1. n. Light down or fuzz, as on a young bird or on a dandelion or milkweed seed.
2. n. Something having a very light, soft, or frothy consistency or appearance: a fluff of meringue; a fluff of cloud.
3. n. Something of little substance or consequence, especially:
4. n. Light or superficial entertainment: The movie was just another bit of fluff from Hollywood.
5. n. Inflated or padded material: The report was mostly fluff, with little new information.
6. n. The parts of a junked car that are not metal and cannot be recycled.
7. n. Informal An error, especially in the delivery of lines, as by an actor or announcer.
8. v. To make fluffy: fluff a pillow; a squirrel fluffing out its tail.
9. v. Informal To ruin or mar by a mistake or blunder: They fluffed their chance to participate in the playoffs by losing their last three games.
10. v. Informal To forget or botch (one's lines).
11. v. To become fluffy.
12. v. Informal To make an error, especially to forget or botch one's lines.

Century Dictionary and Cyclopedia

1. n. Light down or nap such as rises from cotton, beds, etc., when agitated; flue.
2. n. Something downy or fluffy.
3. To treat with fluff or powder.
4. n. A puff.
5. n. A slight explosion of gunpowder.
6. To cause to puff.

Wiktionary

1. n. Anything light, soft or fuzzy, especially fur, hair, feathers.
2. n. Anything inconsequential or superficial.
3. n. Lapse, especially a mistake in an actor’s lines.
4. n. A passive partner in a lesbian relationship.
5. v. transitive To make something fluffy.
6. v. intransitive To become fluffy.
7. v. transitive, intransitive, of an actor or announcer To make a mistake in one’s lines
8. v. transitive To do incorrectly, for example mishit, miskick, miscue etc.

GNU Webster's 1913

1. n. Nap or down; flue[2]; soft, downy feathers.
2. n. Anything light and downy, whose volume consists mostly of air, such as cotton or down.
3. n. Something light and inconsequential; something not to be taken seriously; -- used commonly of literary or dramatic productions, and sometimes of people.
4. n. A mistake, especially in the recitation of lines in a drama.
5. v. To make or become fluffy; to move lightly like fluff.
6. v. To make a mistake in the performance of; -- used mostly of lines in a drama.

WordNet 3.0

1. v. ruffle (one's hair) by combing the ends towards the scalp, for a full effect
2. n. any light downy material
3. v. erect or fluff up
4. n. a blunder (especially an actor's forgetting the lines)
5. n. something of little value or significance
6. v. make a mess of, destroy or ruin