haircutEnglishOxford Dictionary of Englishhaircut /ˈhɛːkʌt / ▸ noun 1 the style in which a person's hair is cut: he's always very particular about his haircut. ▪ an act of cutting a person's hair: hair salons offering discounted haircuts. 2 informal a reduction in the stated value of an asset: the banks would probably be willing to take a haircut on the rest.