Crud

Noun

 * 1) dirt, filth or refuse
 * 2)  Something of poor quality.
 * 3) Mixed impurities, especially corrosion products in nuclear reactor fuel
 * 4) A heavy wet snow on which it is difficult to ski
 * 5)  Crap, excrement.
 * 6) A contemptible person.
 * 7)  US military/student term for venereal -, (later) any disease

Derived terms

 * cruddy