/ Dictionary / Index A amdt.: Meaning and Definition of Find definitions for: amdt. Pronunciation: [key] amendment. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. A.M.D.G. A.M.E. Related Content Daily Word Quiz: feline Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language