/ Dictionary / Index S short interest: Meaning and Definition of Find definitions for: short' in"terest Pronunciation: [key] — Finance. Finance. the total amount by which a single seller or all sellers are short in a particular stock or commodity or in the market as a whole. Also called Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. shortie short iron Related Content Daily Word Quiz: cetacean Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language