(mathematics) A form of reasoning, derived from fuzzy set theory, whereby a truth value need not be exactly zero (false) or one (true), but rather can be zero, one, or any value in between.

(fuzzy set theory, fuzzy logic) A set whose elements have degrees of membership, instead of only full and empty membership.

(often in the plural) A very small piece of plush material. / Something covered with fuzz or hair, as an animal or plush toy.

Covered with fuzz or a large number of tiny loose fibres like a carpet or many stuffed animals / Vague or imprecise. / Not clear; unfocused. / (computing theory) Employing or relating to fuzzy logic.

The state or quality of being fuzzy.

In a fuzzy manner

(Australia, informal) One of the native people of Papua New Guinea who, during the Second World War, helped escort or stretcher wounded Australian soldiers to field hospitals.

Using or characterised by fuzztone.

Alternative form of fuzzy-wuzzy

(computing) Able to be fuzzed, i.e. tested with randomly generated input.