/ Dictionary / Index C center bit: Meaning and Definition of Find definitions for: cen'ter bit" Pronunciation: [key] — Carpentry. Carpentry. a bit having a sharp, projecting point for fixing it at the center of the hole to be drilled. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. center back centerboard Related Content Daily Word Quiz: fervor Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language