fuzzball

A ball of fuzzy material.

I sit in my bedroom picking the pilly fuzzballs off my lambswool sweaters and the phone will ring.

Any soft, fuzzy creature.

Near-synonyms: furball, fluffball

Ferrets can be very entertaining little fuzzballs, but keeping a ferret as a pet is also a big responsibility.

A quantum description of a black hole in superstring theory.

A puffball.

An informal American street game resembling baseball.