/ Dictionary / Index A axle: Meaning and Definition of Find definitions for: ax•le Pronunciation: (ak'sul), [key] — n. the pin, bar, shaft, or the like, on which or by means of which a wheel or pair of wheels rotates. the spindle at either end of an axletree. an axletree. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: axle (Thesaurus) ax job axletree Related Content Daily Word Quiz: careening Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language