unsecured

not tightly fastened, tied, or stretched an unsecured luggage rack on top of the car that was a hazard to other vehicles on the road Synonyms insecure, lax, loosened, relaxed, slack, slackened, looseRelated Words detached, free, unattached, unbound, undone, unfastened, untied; baggy, blousy, saggyNear Antonyms constrained, restrained; attached, bound, fastened, tied; fast, firm, jammed, snug, stuck, wedgedAntonyms taut, tense, tight