Breadcrumb Home > Dictionary > Index A autocide: Meaning and Definition of Find definitions for: au•to•cide Pronunciation: (ô'tō-sīd"), [key] — n. suicide by crashing the vehicle one is driving. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. autochthonous autoclave ✖ Related Content Daily Word Quiz: ultimathule Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language