a phrase to express anger and/or disappointment that is so great that it is beyond words
The stuff in Donald Trumps ass after a gangbang on the streets of Russia
Man what's that smell is that street crud? Nah man I ain't got that shit Donald does up his ass.
Crud diddly is a more PG way of saying the curse word "shit."
Cop: You're under arrest!
Me: What! I haven't done crud diddly!