inform on/against

Definition of inform on/against

:to give information about the secret or criminal activity of (someone) to the police
  • Despite pressure from the police he refused to inform on the other conspirators.

Word by Word Definitions

inform play
  1. : to give material form to

  2. : to give character or essence to

  3. : to be the characteristic quality of : animate

against play
  1. : in opposition or hostility to

  2. : contrary to

  3. : in competition with

  1. : in preparation for the time when


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