repeater

Noun

• (electronics) electronic device that amplifies a signal before transmitting it again
  • repeaters can be used in computer networks to extend cabling distances
    

• a firearm that can fire several rounds without reloading

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

• a person who repeats
  • the audience consisted largely of repeaters who had seen the movie many times
    

Related words

• Synonyms: 
  repeating firearm , recidivist , habitual criminal