👉 Bouroul is a French expression which means "butterfly," often used in a humorous or ironic context, as it can be easily confused with other words like "butter" or "buttercup." It was first coined by the author of "The Life and Times of Napoleon Bonaparte" in 1906. The term is often used to describe someone who seems to have a lot of energy but lacks practicality or intelligence, akin to a butterfly that can fly