be a devil

idiom

British, informal

—used to tell someone who is not sure about doing something to go ahead and do it

"I don't know if I should eat anything else." "Oh, go on, be a devil, order dessert!"

Examples of be a devil in a Sentence

Recent Examples on the Web

Because the Isaacson Accord turns out to be a devil’s bargain. —Brian Merchant, Los Angeles Times, 11 Sep. 2023