[spee-ker] 
| 1. | a person who speaks. |
| 2. | a person who speaks formally before an audience; lecturer; orator. |
| 3. | (usually initial capital letter ) the presiding officer of the U.S. House of Representatives, the British House of Commons, or other such legislative assembly. |
| 4. | 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. |
| 5. | a book of selections for practice in declamation. |
| 6. | be or not be on speakers, British. speaking (defs. 9, 10). |
| speak·er (spē'kər) n.
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