/ Dictionary / Index M mixed nerve: Meaning and Definition of Find definitions for: mixed' nerve' Pronunciation: [key] a nerve composed of both sensory and motor fibers. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. mixed metaphor mixed number Related Content Daily Word Quiz: belligerent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language