veto

Meanings

• a vote that blocks a decision
• the power or right to prohibit or reject a proposed or intended act (especially the power of a chief executive to reject a bill passed by the legislature)
• vote against; refuse to endorse; refuse to assent
  • "The President vetoed the bill"
• command against
  • "Mother vetoed the trip to the chocolate store"

Synonyms

blackball, disallow, forbid, interdict, negative, nix, prohibit, proscribe