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Fnuff (derived from floof) is an adjective used to describe animals with thick, soft looking short fur. For example, a short-haired kitten, a puppy, or an otter.

Fnuff can also be used as a noun to refer to the coat of an animal with soft looking short hair.
Adj. Otters look very fnuffy

N. That kitten is covered in fnuff.
by Fnuffy Pupper May 10, 2017
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2
A fast way of informing someone that you believe something to be "Fair enough".
Underachiever: I dont think I'm going to bother with college, I've got the grades but it's so much easier to just live off income-support
Anon: fnuff.
by Bloodbeard March 31, 2009
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