nullifier Meaning, Definition & Usage

  1. noun an advocate of nullification; someone who believes that a state can resist federal laws
  2. noun an official who can invalidate or nullify
    voider; invalidator.
    • my bank check was voided and I wanted to know who the invalidator was

WordNet


Nul"li*fi`er noun
Definitions
  1. One who nullifies or makes void; one who maintains the right to nullify a contract by one of the parties.

Webster 1913