<p><strong>Noun:</strong></p><ul><li>A device in a loom for passing or shooting the weft thread through the shed from one side of the web to the other, usually consisting of a boat-shaped piece of wood containing a bobbin on which the weft thread is wound.</li><li>The sliding container that carries the lower thread in a sewing machine.</li><li>A public conveyance, as a train, airplane, or bus, that travels back and forth at regular intervals over a particular route, especially a short route or one connecting two transportation systems.</li><li>Shuttlecock.</li><li>(Often initial capital letter) Space shuttle.</li></ul><p><strong>Verb (used with object):</strong></p><ul><li>To cause (someone or something) to move to and fro or back and forth by or as if by a shuttle: They shuttled me all over the seventh floor.</li></ul><p><strong>Verb (used without object):</strong></p><ul><li>To move to and fro: Constantly shuttling between city and suburb.</li></ul>