<p><strong>Verb:</strong></p><ul><li>to straighten from a bent form or position.</li><li>to release from the strain of formality, intense effort, etc.; relax: to unbend one's mind.</li><li>to release from tension, as a bow.</li><li>Nautical: to loose or untie, as a sail or rope.</li><li>to unfasten from spars or stays, as sails.</li></ul><p><strong>Verb (used without object):</strong></p><ul><li>to become unbent; straighten.</li><li>to relax the strictness of formality or ceremony; act in an easy, genial manner: Imagine him unbending!</li><li>to become unbent.</li></ul><p><strong>End of Response</strong></p>