<p><strong>Noun:</strong></p><ul><li>a deposit or coating of refuse or of an impure or alien substance; muck</li><li>a filthy, repulsive, or contemptible person</li><li>something that is worthless, objectionable, or contemptible</li><li>prevarication, exaggeration, or flattery</li><li>a nonspecific, imaginary, or vaguely defined disease or disorder of the body (e.g., jungle crud)</li><li>any unpleasant external ailment, disorder, or the like, as a skin rash</li><li>venereal disease, especially syphilis</li><li>dried semen (Vulgar)</li><li>curd (Dialect)</li><li>clabber (Dialect)</li></ul><p><strong>Verb (used with or without object):</strong></p><ul><li>to curd (Dialect)</li></ul>