eavesdrop UK /ˈiːvzˌdɹɒp/US /ˈivzˌdɹɑp/noun 4verb 2forms 3 noun4 •The dripping of rain from the eaves of a house. •The act of intentionally hearing a conversation not intended to be heard.Were you having a little eavesdrop on us last night? •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. verb2 •To hear (intentionally) a conversation one is not intended to hear; to listen in.I hope nobody was eavesdropping on our conversation last night, since it got so personal. •To listen for another organism's calls, so as to exploit them.[…] Eastern Red Bat will eavesdrop on the sonar calls of other red bats to locate potential insect prey. — 1993 formseavesdropped · eavesdropping · eavesdrops