/ Dictionary / Index N notched collar: Meaning and Definition of Find definitions for: notched' col'lar Pronunciation: [key] a collar forming a notch with the lapels of a garment at the seam where collar and lapels join. Also called Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. notchback NOT circuit Related Content Daily Word Quiz: clairvoyant Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language