/ Dictionary / Index D drill chuck: Meaning and Definition of Find definitions for: drill' chuck" Pronunciation: [key] a chuck for holding a drill bit. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. drill bit drill corps Related Content Daily Word Quiz: agitated Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language