/ Dictionary / Index A air twist: Meaning and Definition of Find definitions for: air' twist" Pronunciation: [key] a serpentine motif within the stem of a goblet, produced by extending and twisting an air bubble during glass blowing. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. air turbine air valve Related Content Daily Word Quiz: eureka Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language