/ Dictionary / Index B bit gauge: Meaning and Definition of Find definitions for: bit' gauge" Pronunciation: [key] — Carpentry. Carpentry. a device for stopping a bit when it has reached a desired depth. Also called Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. bitewing Bithynia 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