'haircut' originates from the combination of 'hair' and 'cut', where 'hair' refers to the strands growing from the scalp and 'cut' means to divide or trim.

'haircut' has been used in English since the 19th century, combining the words 'hair' and 'cut' to describe the act of cutting hair.

Initially, it meant 'the act of cutting hair', and this meaning has largely remained the same in modern usage.