/ Dictionary / Index A abdominous: Meaning and Definition of Find definitions for: ab•dom•i•nous Pronunciation: (ab-dom'u-nus), [key] — adj. having a large belly; potbellied. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: abdominous (Thesaurus) abdominoplasty Abdon Related Content Daily Word Quiz: frugal Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language