Definition Of fluff
a mistake made in speaking or playing music, or by an actor in delivering lines.
Not assisting the actors is the unwieldy dialogue, which caused an unusual amount of line fluffs on opening night.
entertainment or writing perceived as trivial or superficial.
the movie is a piece of typical Hollywood fluff
fail to perform or accomplish (something) successfully or well (used especially in a sporting or acting context).
the extra fluffed his only line
make (something) appear fuller and softer, typically by shaking or brushing it.
I fluffed up the pillows
soft fibers from fabrics such as wool or cotton that accumulate in small light clumps.
he brushed his sleeve to remove the fluff
Example Of fluff
A piece of cottonwood fluff brought low by the rain settles damply onto the hood of the truck.
A pleasant piece of fluff , this light comedy, while laugh inducing, is utterly forgettable.
All that I could see was that sandy blonde downy fluff , the baby fat, and those crystal blue eyes that would probably change.
As Ever headed for the Oldsmobile, she jumped in a pile of snow and sent some white fluff powdering the air then gliding back into its pile.
As if to underline the point, he has narrator Sean Penn, in a deliciously off-handed moment, deliberately fluff one of his lines.