stock powerglossary / STOCK POWER stock power. A power of attorney permitting a person, other than the owner, to transfer ownership of a security to a third party. — Also termed stock/bond power. [Cases: Corporations 126. C.J.S. Corporations § 229.] 词条贡献者 译员Joanne,亚洲顶尖法学院国际贸易专业,擅长翻译涉及媒体、体育和娱乐领域的法律文件。