UNBOUND /ʌnˈbaʊnd/ Scrabble 10 Words With Friends 15 Definition adjective not secured within a cover. adjective not restrained or tied down by bonds. adjective not held in chemical or physical combination. Examples “The hostages' hands were left unbound.”“an unbound book” See all 27 words you can make from UNBOUND → 7-letter words Words starting with U Words ending with D ← Unscramble different letters