keep one's mouth shut

idiom
Updated on: 15 Nov 2017

Definition of keep one's mouth shut

1 :to not say anything
  • When he starts talking about politics, I just keep my mouth shut.
2 :to not talk about something (such as a secret)
  • She told me to keep my mouth shut about the news.
  • I never tell him anything important because he doesn't know how to keep his mouth shut.

Word by Word Definitions

keep play
  1. : to retain in one's possession or power

  2. : to refrain from granting, giving, or allowing

  3. : to have in control

  1. : the means or provisions by which one is kept

  2. : one that keeps or protects: such as

  3. : fortress, castle

mouth play
  1. : the natural opening through which food passes into the body of an animal and which in vertebrates is typically bounded externally by the lips and internally by the pharynx and encloses the tongue, gums, and teeth

  2. : grimace

  3. : an individual requiring food

  1. : speak, pronounce

  2. : to utter bombastically : declaim

  3. : to repeat without comprehension or sincerity

shut play
  1. : to move into position to close an opening

  2. : to prevent entrance to or passage to or from

  3. : to confine by or as if by enclosure

  1. : closed, fastened, or folded together

  2. : rid, clear, free

  1. : the act of shutting


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