Definition of caucasian

• a. - Of or pertaining to the Caucasus, a mountainous region between the Black and Caspian seas.
• a. - Of or pertaining to the white races of mankind, of whom the people about Mount Caucasus were formerly taken as the type.
• n. - A native or inhabitant of the Caucasus, esp. a Circassian or Georgian.
• n. - A member of any of the white races of mankind.