/ Dictionary / Index P puffball: Meaning and Definition of Find definitions for: puff•ball Pronunciation: (puf'bôl"), [key] — n. any of various basidiomycetous fungi, esp. of the genus Lycoperdon and allied genera, characterized by a ball-like fruit body that emits a cloud of spores when broken. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: puffball (Thesaurus) puff adder puffbird Related Content Daily Word Quiz: simian Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language