<p><strong>Adjective</strong></p><ul><li>Chiefly Biology: Notched on the edge like a saw:<ul><li>A serrate leaf.</li></ul></li><li>Numismatics: (of a coin) Having a grooved edge.</li><li>Serrated.</li></ul><p><strong>Verb</strong></p><ul><li>(used with object)<ul><li>serrated, serrating:<ul><li>To make serrate or serrated:<ul><li>He serrated the knives so they would cut meat easily.</li></ul></li></ul></li></ul></li></ul>