overhear (something)

To "overhear" something means to hear something in a conversation that you weren't participating in. You can "overhear" conversations that other people were having:

I overheard Mariana and Hiro in the elevator saying that there might be layoffs soon.

You can also "overhear" something on TV or the radio if you're not directly watching or listening to it.

This phrase appears in these lessons: