DISQUALIFY

[verb] [T] - to stop (someone), often legally, from doing something because they are unsuitable or they have done something wrongHe's been disqualified from driving for a year.Two top athletes have been disqualified from the championship after positive drug tests.If you're related to anyone in the company it automatically disqualifies you from entering the competition. [T]She was fined quite heavily for driving while disqualified.