to speak very quietly to somebody so that other people cannot hear what you are saying

to say or suggest something about somebody/something in a private or secret way

It was whispered that he would soon die and he did.

A warm breeze whispered through the trees.

I could hear the whispering of the sea.

a piece of news that is spread by being talked about but may not be true

I've heard whispers that he's leaving.

If the whispers are to be believed, the two companies are talking about a merger.

LEARNit Dictionary