<p><strong>Noun</strong></p><ul><li>the act of fastening, securing, uniting, or the like.</li><li>anything that binds.</li><li>the covering within which the leaves of a book are bound.</li><li>bound.</li><li>a strip of material that protects or decorates the edge of a tablecloth, rug, etc.</li><li>a mechanical device on a ski, usually made of metal, that fastens the boot securely to the ski.</li></ul><p><strong>Adjective</strong></p><ul><li>that binds; restrictive.</li><li>having power to bind or oblige; obligatory: a binding promise.</li></ul>