/ Dictionary / Index A acre-inch: Meaning and Definition of Find definitions for: a•cre-inch Pronunciation: (ā'kur-inch'), [key] — n. one-twelfth of an acre-foot, equal to 3630 cubic feet. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: acre-inch (Thesaurus) acre-foot acre right Related Content Daily Word Quiz: cautious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language