strike off

verb6

1. •
   To remove from a list or register.

   • She struck off his name from the list.
2. •
   (UK) To be forbidden from practicing in a regulated profession (medicine, law etc.) by virtue of being removed (usually for malpractice) from a statutory register required to practice that profession.

   • The doctor was struck off the medical register for professional misconduct.
3. •
   To start going in a new direction or course of endeavor.

   • She decided to strike off on a new course.
4. •
   To sever or separate by a blow.

   • Strike off his head, I command you!
5. •
   To print (a work) in a hurried manner.

   • I'll strike off a copy for the subeditor later.
6. •
   (old-fashioned) To void an obligation; to deduct.

   • He was kind enough to strike off the debt.