fluff

1 fluff /ˈflʌf/ noun
1 fluff
/ˈflʌf/
noun
Britannica Dictionary definition of FLUFF
[noncount]
1 
: something light and soft: such as
a  : small balls or pieces of thread, fiber, or dust
b  : soft fur or feathers
2 
chiefly US, informal : something that has little importance or interest
2 fluff /ˈflʌf/ verb
fluffs; fluffed; fluffing
2 fluff
/ˈflʌf/
verb
fluffs; fluffed; fluffing
Britannica Dictionary definition of FLUFF
[+ object]
1 
: to shake or move (something, such as a pillow) so that it is fuller, lighter, or softer
2 
informal : to do (something) badly : flub