A business outfit is typically a professional ensemble consisting of a SUIT, dress shirt, and tie. It is usually worn by men in the corporate world, but can also be worn by women. The term 'SUIT' is a four-letter word that is often used to describe this type of outfit. A SUIT is typically composed of a jacket and trousers made from the same material, and is usually worn with a dress shirt and tie. This type of outfit is considered to be the most formal and professional attire for business settings.