strike something off

Từ điển Oxford Advanced Learner 8th

▪ I. ˌstrike sthˈoff derived
to remove sth with a sharp blow; to cut sth off
•He struck off the rotten branches with an axe.
Main entry: ↑strike_derived
 
▪ II. ˌstrike sb/sth ˈoff (sth) derived
(also ˌstrike sb/sth ˈfrom sth)to remove sb/sth's name from sth, such as the list of members of a professional group
•Strike her name off the list.
•The doctor was struck off (= not allowed to continue to work as a doctor) for incompetence.
Main entry: ↑strike_derived