/ Dictionary / Index C cost-plus: Meaning and Definition of Find definitions for: cost-plus Pronunciation: (kôst'plus', kost'-), [key] — adj. paid or providing for payment based on the cost of production plus an agreed-upon fee or rate of profit, as certain government contracts. of or pertaining to a cost-plus arrangement or contract. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: cost-plus (Thesaurus) cost overrun cost-push Related Content Daily Word Quiz: cautious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language