set tongues wagging | tongues are wagging

idiomPart oftongue

set tongues wagging | tongues are wagging — idiom

1. To cause people to gossip or talk about someone's private life.

1.idiom
Definition

To cause people to gossip or talk about someone's private life.

Example

Maya's sudden resignation set tongues wagging at the office.

After the party, tongues were wagging about the host's behavior.