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1.
Scottish:

Fife slang term for the nectar of the gods Barrs Irn-Bru - the official non alcoholic beverage of all Scots. It's powers are legendary all over the great nation of Scotland as a hangover cure, aphrodisiac and drink that make it possible to bend lamp posts.

AKA Bru Lung
Man, I'm well fuckin rough... gie us a go on that bru sook.
by Bigmurd April 08, 2011