/ Dictionary / Index T twinned: Meaning and Definition of Find definitions for: twinned Pronunciation: (twind), [key] — adj. born two at one birth. closely or intimately associated, joined, or united; coupled; paired. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: twinned (Thesaurus) twin-lens reflex camera twinning 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