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- have the brass
have the brass
have the brass (neck) to do something
(British informal) also have the brass (balls) to do something (American & Australian very informal!) to have the confidence to do something that is rude or shows a lack of respect, without caring whether people approve How does she have the brass to ask for a day off during our busiest period? He had the brass balls to announce his engagement to Sally in front of his ex-wife.