'Veto' definitions:

Definition of 'veto'

From: WordNet
noun
A vote that blocks a decision
noun
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)
verb
Vote against; refuse to endorse; refuse to assent; "The President vetoed the bill" [syn: veto, blackball, negative]
verb
Command against; "I forbid you to call me late at night"; "Mother vetoed the trip to the chocolate store"; "Dad nixed our plans" [syn: forbid, prohibit, interdict, proscribe, veto, disallow, nix] [ant: allow, countenance, let, permit]

Definition of 'Veto'

From: GCIDE
  • Veto \Ve"to\ (v[=e]"t[-o]), n.; pl. Vetoes (v[=e]"t[=o]z). [L. veto I forbid.] [1913 Webster]
  • 1. An authoritative prohibition or negative; a forbidding; an interdiction. [1913 Webster]
  • This contemptuous veto of her husband's on any intimacy with her family. --G. Eliot. [1913 Webster]
  • 2. Specifically: [1913 Webster] (a) A power or right possessed by one department of government to forbid or prohibit the carrying out of projects attempted by another department; especially, in a constitutional government, a power vested in the chief executive to prevent the enactment of measures passed by the legislature. Such a power may be absolute, as in the case of the Tribunes of the People in ancient Rome, or limited, as in the case of the President of the United States. Called also {the veto power}. [1913 Webster] (b) The exercise of such authority; an act of prohibition or prevention; as, a veto is probable if the bill passes. [1913 Webster] (c) A document or message communicating the reasons of the executive for not officially approving a proposed law; -- called also veto message. [U. S.] [1913 Webster]
  • Note: Veto is not a term employed in the Federal Constitution, but seems to be of popular use only. --Abbott. [1913 Webster]

Definition of 'Veto'

From: GCIDE
  • Veto \Ve"to\, v. t. [imp. & p. p. Vetoed (v[=e]"t[=o]d); p. pr. & vb. n. Vetoing.] To prohibit; to negative; also, to refuse assent to, as a legislative bill, and thus prevent its enactment; as, to veto an appropriation bill. [1913 Webster]

Synonyms of 'veto'

From: Moby Thesaurus