Definitions

1. noun

unwashed or unclean food, especially leftover food that has been lying around for a while.

“The fridge was filled with crud and needed to be cleaned out.”

2. noun

unrefined or raw material, especially ore.

“The mine extracted large amounts of crude iron from the earth.”

3. adjective

unrefined or lacking in polish.

“The crud editing of the video made it look amateurish.”

4. verb

to make something appear unrefined or unpolished.

“The director crud the special effects to make them look more authentic.”