/ Dictionary / Index A air brick: Meaning and Definition of Find definitions for: air' brick" Pronunciation: [key] a ceramic or metal unit the size of a brick, open at the sides for admitting air to a building interior. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. air-breather airbrush Related Content Daily Word Quiz: stringent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language