Dig a big moat and fill it with alligators, each alligator gets a $5000 tax credit so the more alligators the bigger the tax credit? Anyway, "ditch" as in lose

Dig a big moat and fill it with alligators, each alligator gets a $5000 tax credit so the more alligators the bigger the tax credit? Anyway, "ditch" as in lose or remove, it's American slang.