Definition of: repeater

(ri·pē′tər) noun
1. One who or that which repeats.
2. A timepiece, especially a watch, which will strike again the hour last struck when a spring is pressed.
3. A repeating firearm.
4. An instrument for automatically retransmitting electromagnetic signals: a telegraph repeater.
5. U.S. One who votes, or attempts to vote, more than once at the same election.
6. One who has been repeatedly imprisoned for criminal offenses.