repeater

noun

1. a person who repeats

   noun.person

   Examples

   The audience consisted largely of repeaters who had seen the movie many times.

   Source: WordNet 3.0

2. someone who is repeatedly arrested for criminal behavior (especially for the same criminal behavior)

   noun.person

   Synonyms habitual criminal recidivist

   Source: WordNet 3.0

3. a firearm that can fire several rounds without reloading

   noun.artifact

   Synonyms repeating firearm

   Source: WordNet 3.0

4. (electronics) electronic device that amplifies a signal before transmitting it again

   noun.artifact

   Examples

   Repeaters can be used in computer networks to extend cabling distances.

   Source: WordNet 3.0

5. One who, or that which, repeats.

   noun

   Source: webster1913