crud

noun9

1. •
   Dirt, filth or refuse.

   • Crud is caked in the crevices of her jewellery. All of it needs cleaning. — 2018
2. •
   Mixed impurities, especially wear and corrosion products in nuclear reactor coolant.
3. •
   (figurative) Something of poor quality.
4. •
   A contemptible person.
5. •
   (informal, euphemistic) Feces; excrement.
6. •
   (US, slang) Venereal disease, or (by extension) any disease.
7. •
   A heavy wet snow on which it is difficult to travel.
8. •
   A fast-paced game, loosely based on billiards or pool, with many players participating at the same time.
9. •
   Cottage cheese.

exclamation1

1. •
   Non-vulgar interjection expressing annoyance, anxiety, etc.; sugar, darn.

   • Oh, crud! I'm gonna be late for work!
   • Aw, crud! I have to start all over again!

verb1

1. •
   To clog with dirt or debris.

   • The covered cardboard boxes held and the packings in the crates suffered no further crudding. — 2011

noun1

1. •
   Acronym of create, read, update, delete, the basic operations of a database management system.