half-up, half-down hairstyle
A hairstyle where the top section is pulled back or up while the rest hangs down. Common in casual and formal settings.
from English half-up
I'm thinking of wearing my hair half-up for the wedding.
A half-up hairstyle is easy to do but looks very stylish.
Borrowed from English 'half-up', referring to a half-up, half-down hairstyle.