/ Dictionary / Index C chamfer bit: Meaning and Definition of Find definitions for: cham'fer bit" Pronunciation: [key] a bit for beveling the edge of a hole. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. chamfer chamfron Related Content Daily Word Quiz: abstain Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language