/ Dictionary / Index B blow mold: Meaning and Definition of Find definitions for: blow' mold" Pronunciation: [key] a hinged mold for shaping molten glass during blowing. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. blow job blow molding Related Content Daily Word Quiz: secular Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language