■ noun
1》 soft fibres accumulated in small light clumps.
↘the fur or feathers of a young mammal or bird.
2》 trivial or superficial entertainment or writing.
3》 informal a mistake, especially in speech, sport, or music.
■ verb
1》 (usu. ~ something up ) make (something) fuller and softer by shaking or patting it.
2》 informal fail to accomplish (something) properly.
Origin
C18: prob. a dialect alt. of C16 flue 'down, nap, ~', appar. from Flemish vluwe .