/ Dictionary / Index C chuckwalla: Meaning and Definition of Find definitions for: chuck•wal•la Pronunciation: (chuk'wä"lu), [key] — n. an iguanid lizard, Sauromalis obesus, of arid parts of the southwestern U.S. and Mexico, that feeds on desert plants. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: chuckwalla (Thesaurus) chuck wagon chuck-will's-widow Related Content Daily Word Quiz: impetuous Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language