Help! Need Slang!

Sorry for the spam, but I have a quick question.

What are some British terms (the sillier the better) for being a jackass and/or crotchety? I need some terms that would really insult Snape if they were applied to him.

Thanks!

Post a comment in response:

From:

Anonymous This account has disabled anonymous posting.

OpenID

Dreamwidth account

If you don't have an account you can create one now.

Subject

HTML doesn't work in the subject.

Formatting type

Message