'Repeater' definitions:

Definition of 'repeater'

From: WordNet
noun
A person who repeats; "the audience consisted largely of repeaters who had seen the movie many times"
noun
Someone who is repeatedly arrested for criminal behavior (especially for the same criminal behavior) [syn: recidivist, repeater, habitual criminal]
noun
A firearm that can fire several rounds without reloading [syn: repeating firearm, repeater]
noun
(electronics) electronic device that amplifies a signal before transmitting it again; "repeaters can be used in computer networks to extend cabling distances"

Definition of 'Repeater'

From: GCIDE
  • Repeater \Re*peat"er\ (-?r), n. One who, or that which, repeats. Specifically: (a) A watch with a striking apparatus which, upon pressure of a spring, will indicate the time, usually in hours and quarters. (b) A repeating firearm. (c) (Teleg.) An instrument for resending a telegraphic message automatically at an intermediate point. (d) A person who votes more than once at an election. [U.S.] (e) See Circulating decimal, under Decimal. (f) (Naut.) A pennant used to indicate that a certain flag in a hoist of signal is duplicated. --Ham. Nav. Encyc. [1913 Webster]

Synonyms of 'repeater'

From: Moby Thesaurus