a fell of hair

• 发绺；蓬松下来的头发；乱蓬蓬的头发

a fell of hair的用法和样例：

例句

1. The wind's blowing her hair all over the place.
   她的头发被风吹得乱蓬蓬的。
2. His hair was sticking up at all angles.
   他的头发都竖了起来，乱蓬蓬的。