tear one's hair (out)
Fig. to be anxious, frustrated, or angry. I was so nervous, I was about to tear my hair. I had better get home. My parents will be tearing their hair out.
tear your hair (out)(spoken) also pull your hair out
to be extremely worried or upset about something I got my new tax bill and decided I could tear my hair or move, so I've decided to sell and move. Companies are pulling their hair out trying to decide how to deal with these new regulations.
tear (one's) hair
To be greatly upset or distressed.