/ Dictionary / Index P pipeful: Meaning and Definition of Find definitions for: pipe•ful Pronunciation: (pīp'fool), [key] — pl. -fuls. a quantity sufficient to fill the bowl of a pipe: a pipeful of tobacco. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: pipeful (Thesaurus) pipe fitting pipe-layer Related Content Daily Word Quiz: miscreant Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language