Sentences with Listen In

During the parents' meeting, the teacher asked the students to leave the room so she could listen in on their discussion about class issues.

The teenager decided to listen in on the radio frequency to catch the latest news about the upcoming music festival.

The tech-savvy teenager managed to listen in on the closed-door virtual classroom session to learn more about the upcoming test.

The tech-savvy teenager used a spy app to listen in on her friends' conversation to learn about a surprise party being planned for her.