👉 The term "oklahoman" is a nickname given to people who identify as either an Oklahoman (a state of Oklahoma) or an Oklahanian (an individual from Oklahoma). It was popularized in the late 1980s and early 1990s, particularly among young adults and college students. The term originated with the use of the phrase "OK" to denote a greeting in Oklahoma, which many people found amusing or humorous. The term "ok