/ Dictionary / Index P precast: Meaning and Definition of Find definitions for: pre•cast Pronunciation: (prē-kast', -käst'), [key] — v., adj. -cast, -cast•ing, —v.t. to cast (a concrete block or slab, etc.) in a place other than where it is to be installed in a structure. —adj. (of a building or section) cast before being transported to the site of installation: a precast concrete roof. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: precast (Thesaurus) precarious precatory Related Content Daily Word Quiz: arid Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language