trustbusterglossary / TRUSTBUSTER trustbuster, n. A person — esp. a federal officer — who seeks the dissolution of trusts under the antitrust laws. See TRUST(1). 词条贡献者 双语律师李黎,国际知名法学院法律专业,擅长翻译各类与消费者金融诉讼相关的法律文件。