/ Dictionary / Index U unsecured: Meaning and Definition of Find definitions for: un•se•cured Pronunciation: (un"si-kyoord'), [key] — adj. not secured, esp. not insured against loss, as by a bond or pledge: an unsecured loan. not made secure, as a door or lock of hair; unfastened. not protected against tapping or interception, as a telephone line or radio communication. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: unsecured (Thesaurus) unseat unseduced Related Content Daily Word Quiz: fabricate Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language