What does Bandsman's Shandy mean?

Bandsman's Shandy meaning in Urban Dictionary

A type of cocktail drunk as a test of courage by members of a brass musical organization. It's made usually by taking one-shot each and every character offered behind the club into a pint glass, after which topping it with an assortment of lager and cider ('snakebite').Occasionally, it's regularly fill trophy glasses after a major competition triumph.