Definify.com

Webster 1913 Edition

Verb.

[Of imitative origin. Cf.

To puff.

[Prov. Eng. A Local, U. S.]

Halliwel.

fuff ‎(third-person singular simple present fuffs, present participle fuffing, simple past and past participle fuffed)

(dialect, intransitive) To puff.
(Can we find and add a quotation of Halliwell to this entry?)