Word parts change

re- + run

Pronunciation change

noun
verb

Noun change

Singular
rerun

Plural
reruns

  1. A rerun is an instance of rerunning.
  2. (countable) (US) A rerun television program shown after its initial presentation, particularly many weeks after its initial presentation.

Verb change

Plain form
rerun

Third-person singular
reruns

Past tense
reran

Past participle
rerun

Present participle
rerunning

  1. (transitive) If you rerun something, you run it again.
  2. (transitive) If you rerun a show, you broadcast it again.