Earwigging

[Raeanne Dimick]

[Eavesdropping].
[I believe] I first heard this in a [Goon Show] (british radio comedy from the 50s)

[Little_Girl]

Influencing someone by tirelessly talking to them
Talking someone into something
[Functioning] as a [whisperer]/secret [counselor]

[Julian]

-Irish slang: when a man puts his [toe] in his [girlfriends] ear.

-an act of [foreplay]