1ban 
/ˈbæn/ verb
bans; banned; ban·ning /ˈbæn/ verb [+ obj] 1 : to forbid people from using (something) : to say that something cannot be used or done
▪ The school banned that book for many years. ▪ The city has banned smoking in all public buildings. ▪ The drug was banned a decade ago. ▪ The use of cell phones is banned in the restaurant. 2 : to forbid (someone) from doing or being part of something — usually + from ▪ They banned [=barred] him from entering the building. = He was banned from entering the building. ▪ She was banned from the team because of drug use.
▪ The school banned that book for many years. ▪ The city has banned smoking in all public buildings. ▪ The drug was banned a decade ago. ▪ The use of cell phones is banned in the restaurant.
