<p><strong>Noun</strong></p><ul><li>any of various tools or machines for routing, hollowing out, or furrowing.</li><li>Also called router plane.</li><li>Carpentry: a plane for cutting interior angles, as at the bottom of a groove.</li><li>a machine or tool for cutting into or below a main surface, as of a die or engraving plate.</li></ul><p><strong>Verb (used with object)</strong></p><ul><li>to cut with a router.</li></ul>