/ Dictionary / Index U underfired: Meaning and Definition of Find definitions for: un•der•fired Pronunciation: (un"dur-fiurd'), [key] — adj. supplied with fuel or heat from beneath. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. underfeed underfoot Related Content Daily Word Quiz: secular Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language