to go into the mountains with one's hair hanging loose, meaning to retire from public life and live in seclusion

(idiom) wear hair down and fasten clothes to the left; used to describe people without culture or to represent falling under foreign rule

to have one's hair hanging loose and one's body tattooed, a phrase historically used by people in central China to describe those they considered uncivilized or tribal

to rush so hurriedly that one has no time to finish dressing, characterized by loose hair and a chin strap fastened in haste