"Blimey" is an informal British exclamation used to express surprise, shock, or disbelief. It is often considered a mild form of swearing and is commonly used in everyday conversation. The term is thought to be a contraction of "God blind me," reflecting its origins in British slang. The expression is frequently heard in various forms of media, including television shows and films, particularly those set in London or featuring British characters. While it is primarily used in the UK, "blimey" has gained some recognition in other English-speaking countries, often used humorously or to convey a sense of cultural authenticity.