/ Dictionary / Index M monkey tail: Meaning and Definition of Find definitions for: mon'key tail" Pronunciation: [key] any of various light or short ropes or lines. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. monkey suit Monkey Trial Related Content Daily Word Quiz: spectral Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language