OL is the abbreviation of "Office Lady" in English, and it is interpreted as "white-collar woman" or "office woman" in Chinese. In reality, people prefer to use OL to represent white-collar women, usually referring to professional women with high education, high pressure and high income. OL commuter clothes mean that OL wears appropriate clothes in the office and social occasions. OL fashion, have certain ability, beauty and wisdom. Because of this, it also attracted a group of administrators or boss-level perverts.

The word "OL" was originally used mainly in Japan. At first, they were all called by the initials "BG" of "business girl". However, in 1963 one year before the Tokyo Olympic Games, it was reported that "BG" was the abbreviation of "bar girl", meaning prostitution. "Woman herself" voted for a name instead of "BG", that is, "OL". The term "OL" for white-collar women has been widely used in Hong Kong and Taiwan in the early years.