FLUFF
fluff
(noun) a blunder (especially an actor’s forgetting the lines)
bagatelle, fluff, frippery, frivolity
(noun) something of little value or significance
fluff
(noun) any light downy material
tease, fluff
(verb) ruffle (one’s hair) by combing the ends towards the scalp, for a full effect
ruffle, fluff
(verb) erect or fluff up; “the bird ruffled its feathers”
botch, bodge, bumble, fumble, botch up, muff, blow, flub, screw up, ball up, spoil, muck up, bungle, fluff, bollix, bollix up, bollocks, bollocks up, bobble, mishandle, louse up, foul up, mess up, fuck up
(verb) make a mess of, destroy or ruin; “I botched the dinner and we had to eat out”; “the pianist screwed up the difficult passage in the second movement”
Source: WordNet® 3.1
Etymology
Noun
fluff (plural fluffs)
Anything light, soft or fuzzy, especially fur, hair, feathers.
Anything inconsequential or superficial.
(informal) A lapse or mistake, especially a mistake in an actor's lines.
Synonym: flub
(New England) Marshmallow creme.
(LGBT) A passive partner in a lesbian relationship.
(Australia, euphemistic) A fart.
Synonyms
• (anything light, soft or fuzzy): fuzz, oose (Scotland), puff
• (anything inconsequential or superficial): BS, cruft, hype, all talk
• (a lapse): blooper, blunder, boo-boo, defect, error, fault, faux pas, gaffe, lapse, mistake, slip, stumble, thinko
• (passive in a lesbian relationship): ruffle
• See also error
Verb
fluff (third-person singular simple present fluffs, present participle fluffing, simple past and past participle fluffed)
(transitive) To make something fluffy.
(intransitive) To become fluffy, puff up.
(intransitive) To move lightly like fluff.
(informal, transitive, intransitive, of an actor or announcer) To make a mistake in one's lines.
Synonym: flub
(informal, transitive) To do incorrectly, for example mishit, miskick, miscue etc.
Synonym: flub
(intransitive, Australia, euphemistic) To fart.
(transitive, slang) To arouse (a male pornographic actor) before filming.
Source: Wiktionary
Fluff, n. Etym: [Cf. 2d Flue.
Definition: Nap or down; flue; soft, downy feathers.
Source: Webster’s Unabridged Dictionary 1913 Edition