What is the meaning of Eavesdrop?

To hear (intentionally) a conversation one is not intended to hear; to listen in.

To listen for another organism's calls, so as to exploit them.

The dripping of rain from the eaves of a house.

The space around a house on which such water drips.

A concealed aperture through which an occupant of a building can surreptitiously listen to people talking at an entrance to the building.

The act of intentionally hearing a conversation not intended to be heard.

Source: wiktionary.org