/ Dictionary / Index C cost of living: Meaning and Definition of Find definitions for: cost' of liv'ing Pronunciation: [key] the average cost of food, clothing, and other necessary or usual goods and services paid by a person, family, etc., or considered as a standard by the members of a group. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. costo- cost-of-living index Related Content Daily Word Quiz: diligent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language