v. 1 stop, block, deny, ban, turn down, reject, disallow, rule out, quash, prevent, prohibit, interdict, taboo, outlaw, proscribe, preclude, Colloq put the kibosh on, kill, nix Father vetoed the idea that we go to Brighton for the holiday Any measure he proposed was summarily vetoed.
n. 2 denial, ban, stoppage, block, embargo, turn-down, rejection, disallowance, quashing, prevention, prohibition, interdiction, taboo, proscription, preclusion, vetoing, Colloq killing, nixing The home secretary's veto of the abortion measure greatly angered the women's groups