<p><strong>Noun</strong></p><ul><li>any phalanger of the genus Pseudocheirus, having the prehensile tail curled into a ring</li><li>cacomistle</li><li>also called ringsail</li><li>a narrow studdingsail set abaft a gaff sail, especially a spanker, upon spears extending beyond the gaff and boom</li></ul><p><strong>Adjective</strong></p><ul><li>ring-tailed</li></ul>