hush up
phr. v..phr. v.. to stop people from talking about something bad or embarrassing so it stays a secret.
phr. v.. to suppress information or prevent public knowledge of a scandal or mistake; often implies a deliberate, sometimes dishonest, effort to maintain secrecy.
The company tried to hush up the accident.
The politician's team worked quickly to hush up the story before the election began.
Despite their attempts to hush up the financial discrepancy, an internal whistleblower eventually leaked the documents to the press.
usually takes a noun phrase representing a scandal, mistake, or secret as its object.
contrast with 'cover up', which often implies hiding physical evidence, whereas 'hush up' focuses on silencing talk and rumors.
They hushed the secret up.They hushed up the secret.While technically separable, 'hush up' is most commonly used with the object following the particle, especially for abstract nouns.