eavesdrop

Whether you're grabbing a cup of coffee or commuting to work on the subway, it can be almost impossible not to listen in on someone else's conversation.

Eavesdropping isn't a polite thing to do, but when the conversation is funny, awkward or strange, it can be hard not to listen in.

Whether you're grabbing a cup of coffee or commuting to work on the subway, it can be almost impossible not to listen in on someone else's conversation.