What you say when somebody changes their hair style over night and it looks rubbish, thus giving them the hint to change it back!

Literally everyone, ever. Including the writer of this definition.

When a HairDo turns bad it becomes a "HairDon't"

An ill-conceived hairstyle, usually sported by professional football players. A particularly ridiculous but seemingly fashionable hair cut.

An outrageous hairstyle that shoould be illegal to be worn in public.

A hair style that looks ugly. It derived from the term "hair do"