the quality of hair, especially curly hair, being not shiny or smooth

This mousse says it's designed to eliminate frizz and make hair glossy and easier to manage. 这瓶摩丝的说明上写着能用来平复头发的卷曲，使头发有光泽、易于打理。

My hair needed to be coloured and the frizz dealt with.

to make hair, especially curly hair, not smooth or shiny

I've learned from many years of experience that metal brushes frizz the hair.

My hair has a tendency to frizz in high humidity. 我的头发潮湿的时候就会卷起来。