hush up

British  

verb

1. (tr, adverb) to suppress information or rumours about

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hush up Idioms  

1. Keep from public knowledge, suppress mention of. For example, They tried to hush up the damaging details. [First half of 1600s]

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Example Sentences

He added: "Unless the process is absolutely right, then there'll still be a lingering doubt that things have been hushed up or swept under a carpet."

From BBC

In other words, money that a person pays someone to hush up something.

From Seattle Times

Additionally, he suggested that the Vatican is involved in the cover-up and that, oh, by the way, people have been murdered to keep all this hushed up.

From Scientific American

Addiction and overdose fatalities are often still hushed up in Hattiesburg, Mr. Moore said.

From New York Times

One note suggests the first lady sought to reclaim diamond earrings given by the Czech Republic, but tried to keep it all hushed up.

From Washington Times