strike off

Short definition from Wiktionary

Verb

1. 1
   To remove from a list or register.
2. 2
   To remove from a list or register: 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.
3. 3
   To void an obligation; to deduct.
4. 4
   To print (a work) in a hurried manner.
5. 5
   To sever or separate by a blow.
6. 6
   To start going in a new direction or course of endeavor.