<p><strong>Noun</strong></p><ul><li>a person who speaks</li><li>a person who speaks formally before an audience; lecturer; orator</li><li>(usually initial capital letter) the presiding officer of the U.S. House of Representatives, the British House of Commons, or other such legislative assembly</li><li>Also called loudspeaker: an electroacoustic device, often housed in a cabinet, that is connected as a component in an audio system, its function being to make speech or music audible</li><li>a book of selections for practice in declamation</li></ul>