1. The arrangement of the hair (especially a woman's hair).
2. A style of arranging or combing the hair.
2. A head covering; a headdress.

Far from being merely an expression of personal style, hairdos can reflect their wearer's culture, class, religious, and political beliefs.

Those who rebel against society often begin with outlandish hairstyles and it is no accident that armies and prisons often initiate new members by cutting off their hair to encourage conformity.