<p><strong>Noun</strong></p><ul><li>A connected series of spirals or rings that rope, wire, or the like has been formed into.</li><li>One of a connected series of spirals or rings that rope, wire, or the like has been formed into.</li><li>An arrangement of pipes wound up in a spiral or series, as in a radiator.</li><li>A continuous pipe having inlet and outlet, or flow and return ends.</li><li>An intrauterine device.</li><li>A conductor, such as a copper wire, wound up in a spiral or similar form.</li><li>A device made up of this type of conductor.</li><li>Ignition coil.</li><li>A stamp issued in a roll, usually of 500 stamps, and usually perforated vertically or horizontally only.</li><li>A roll of such stamps.</li></ul><p><strong>Verb (used with object)</strong></p><ul><li>To wind into continuous, regularly spaced rings one above the other.</li><li>To wind on a flat surface into a connected series of rings, one atop the other.</li><li>To gather (rope, wire, etc.) into loops.</li></ul><p><strong>Verb (used without object)</strong></p><ul><li>To form rings, spirals, etc.; gather or retract in a circular way.</li><li>To move in or follow a winding course.</li></ul>