jacasser

to chatter, to prattle

ʒ a . k a . s e
jacass to chatter, to prattle + er Infinitive
verb Rare #47,579
to chatter, to prattle Often implies that someone is talking too much or noisily; can sound dismissive.
FR: Elle aime jacasser avec ses amies.
EN: She likes to chatter with her friends.

Cesse de jacasser.

Stop chattering.

— Wicked (2024)

Il a passé toute la réunion à jacasser sur lui-même.

He spent the entire meeting chattering about himself.

Arrêtez de jacasser.

Stop chattering.

Avec les filles, il faut toujours jacasser.

Girls always have to chatter.

— Le Petit Soldat (1963)

Ou être regardé de haut ou se faire dire d'arrêter de jacasser et se taire.

Or be looked down on or told to stop babbling and shut up.

— Wicked (2024)