veto

Universal Words noun, verb noun (plural vetoes) 1 [C,U] the right to refuse to allow sth to be done, especially the right to stop a law from being passed or a decision from being taken: The British government used its veto to block the proposal. * to have the power / right of veto * the use of the presidential veto 2 [C] ~ (on sth) an occasion when sb refuses to allow sth to be done: For months there was a veto on employing new staff. verb (vetoes, vetoing, vetoed, vetoed) [VN] 1 to stop sth from happening or being done by using your official authority (= by using your veto): Plans for the dam have been vetoed by the Environmental Protection Agency. 2 to refuse to accept or do what sb has suggested: I wanted to go camping but the others quickly vetoed that idea.