It can warn against false people; the other meaning says that a small inner transformation is being made to you, especially when the women are dreaming
be a hairdresser: your behavior may cause a family quarrel
be at the hairdresser’s: do not get into any suspicious deals
ahairdresser doing your hair: financial success or a harbinger of a weeding
a hair cut: you will free yourself from the past; a spiritual transformation
hair coloring: changes, you will begin your life again and will meet someone interesting.