<p><strong>Verb</strong></p><ul><li>to work, perform, or function, as a machine does</li><li>to work or use a machine, apparatus, or the like</li><li>to act effectively; produce an effect; exert force or influence</li><li>to perform some process of work or treatment</li><li>to perform a surgical procedure</li><li>(of a drug) to produce the effect intended</li><li>to carry on operations in war</li><li>to give orders and accomplish military acts, as distinguished from doing staff work</li><li>to carry on transactions in securities, or some commodity, especially speculatively or on a large scale</li><li>to use devious means for one's own gain; insinuate oneself; finagle</li></ul><p><strong>Verb (used with object)</strong></p><ul><li>to manage or use (a machine, device, etc.)</li><li>to put or keep (a factory, industrial system, ranch, etc.) working or in operation</li><li>to bring about, effect, or produce, as by action or the exertion of force or influence</li></ul>