I left the door open so he could eavesdrop when I followed Brad out of the room.

She hadn't intended to eavesdrop when she passed the front door on her way into the hall.

There are two chairs, a table, and a double door so that no-one can eavesdrop when he is giving instructions or reprimands.

Those juniors must have been eavesdropping when you made your signal code.

Was it right for her to be eavesdropping when older people were talking, the little goose?

'Uncle Tom always will be eavesdropping when that lover calls.'

"Dick," I said thoughtfully, after a moment's pause, "were you eavesdropping when you heard all this?"