blackball

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blackball

To actively keep someone from doing or participating in something, often by voting against their inclusion or involvement. For his horrible treatment of women, he definitely deserves to be blackballed by the entertainment industry.

blackball

tv. to vote against someone in a secret ballot. Someone blackballed the prospective member.
References in periodicals archive ?
In case one wants to normalize the blackball number measure, we suggest doing this with respect to the inapproximability threshold of the problem.
Apparently, the blackball number is indifferent to the performance of an algorithm on instances with a small number of feasible solutions.