cold bloodglossary / COLD BLOOD cold blood. A killer’s state of mind when committing a willful and premeditated homicide (a shooting in cold blood). See COOL BLOOD. Cf. HEAT OF PASSION. 词条贡献者 资深译员Daniel,国际知名法学院法律英语专业,擅长翻译涉及工程与建设领域的法律文件。