pounces; pounced; pouncing
1 : to suddenly jump toward and take hold of someone or something
The cat crouched low and waited for the moment to pounce.
— usually + on
As the boys rounded the corner, a group of kids pounced on them.
— often used figuratively
A salesperson pounced on me [=quickly approached me] as soon as I walked into the store.
When a few documents showed that the mayor had avoided paying his taxes, the press pounced on [=attacked] him.
She lost control of the ball, and the other team pounced on the opportunity to score.
He pounced on the job offer.
2 : to act or move quickly and suddenly
Movie studios are ready to pounce as soon as she announces that she's making movies again.
She pounced at the phone when it rang.