Read the dictionary definition of repeater. All definitions for this word.
1. (electronics) electronic device that amplifies a signal before transmitting it again
1. repeaters can be used in computer networks to extend cabling distances
2. a firearm that can fire several rounds without reloading
3. someone who is repeatedly arrested for criminal behavior (especially for the same criminal behavior)
4. a person who repeats
1. the audience consisted largely of repeaters who had seen the movie many times