the stuff that builds up under the toilet seat, behind the toilet, in peoples ears, and in between peoples legs.

white flaky stuff that cakes around your lips when it's cold out.

poo as hell

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".

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.

One of the most useful words used for 'Crap'. Kids use it so the high-strung parents won't throw a fit.

Some good marijuana; also referred to as kush.