/ Dictionary / Index T they'd: Meaning and Definition of Find definitions for: they'd Pronunciation: (ād), [key] contraction of they had. contraction of they would. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. they they'll 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