English

Verb

quiet down

1. (intransitive, US) To become quieter

   As the lights dimmed the general noise quieted down.

2. (transitive, US) To make someone or something become quieter.

   The teacher did her best to quiet the children down.

3. (intransitive, transitive, US) To diminish in intensity.

   Diplomacy can only begin when the violence quiets down.

See also

• quieten down which is preferred usage in UK.