Some people say this is a swear word, it is a bad word used in kid's TV shows so it's okay to say. Its a less offensive word for shit and crap and is great for people who are afraid to swear to offensively. If you want to say it, say it when something goes terribly wrong.
Oh Crud! Someone saw us!!!
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When you turn into a walking snot ball you have "The Crud" You cough up mucus and your nose runs constantly therefor the use of the word "crud".
You go to the office and you cough and blow your nose for an hour and a coworker asks "what's wrong with you?" Yo respond, "I have the crud".
by Bcbabylon July 29, 2006
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When someone is verbally or physically inconsiderate (for instance hurling several close to home insults or breaking someone property with intent ), they are on crud.

Used more in the Midlands and south of England.
Fred: Did you hear what happened yesterday?
Alex: What ?
Fred: Derek was on crud.

(During a altercation) : yo, he's on crud
by bushido.py February 16, 2022
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A Euphemism for crap, which is a substitute for shit.
Oh shi...cra...crud! I left my homework at the library!
by Kathe May 23, 2005
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Crud is that stuff that you find caked on to the back of a household oven. It also is popular with little kids for a substitute fof "crap", so they don't get in trouble and have to go to the office.
by That Bum May 4, 2005
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Database access terminology - create, read, update and delete
The data access layer framework that has been developed can be used for typical CRUD work.
by Will July 7, 2003
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