The vested power or constitutional right of one branch or department of government to refuse approval of measures proposed by another department, especially the power of a chief executive to reject a bill passed by the legislature and thus prevent or delay its enactment into law.
Exercise of this right.
An official document or message from a chief executive stating the reasons for rejection of a bill.
An authoritative prohibition or rejection of a proposed or intended act.
To prevent (a legislative bill) from becoming law by exercising the power of veto.