crud

Dirt, filth or refuse.

(by extension) Something of poor quality.

A contemptible person.

Mixed impurities, especially wear and corrosion products in nuclear reactor coolant.

A heavy wet snow on which it is difficult to travel.

Feces; excrement.

Venereal disease, or (by extension) any disease.

A fast-paced game, loosely based on billiards or pool, with many players participating at the same time.

Non-vulgar interjection expressing annoyance, anxiety, etc.; sugar, damn.