speech clauseglossary / SPEECH CLAUSE Speech Clause. The First Amendment provision that “Congress shall make no law … abridging the freedom of speech.” U.S. Const. amend I. — Also termed Freedom of Speech Clause. 词条贡献者 法律翻译Johnny,毕业于新加坡知名法学院,专注翻译各类与劳动、雇佣和福利有关的法律文件。