The British term LEVY, what does it mean?

Question

Used in a sentence,"We must levy them off."

Answer 1

Levy is the shared cost. If a load of lads went for a night out and all paid an equal amount towards the cost that is a levy

Answer 2

Levy is a place of water recall the song :I drove my Chevy to the Levy but the levy was dry but those good old boys were drinking whisky and rye sing this will be the place that I die

Answer 3

Pay them off "

Pay the payment that to be paid off "