/ Dictionary / Index T twin bed: Meaning and Definition of Find definitions for: twin' bed' Pronunciation: [key] a twin-size bed, esp. one of a matching pair in a bedroom; single bed. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. twin twinberry Related Content Daily Word Quiz: impetuous Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language