The word NEBBY is a playful part of the unusual dialect that some folks in Western PA call "Pittsburghese". NEBBY means nosey or over-interested in your business, and the word makes many think of a neighbor who watches everything from an upstairs window, a person also known as a NEBNOSE.
8 Nebby programs include:
A Short History of Route 88
Meat Pittsburgh
People Who've Written Books Around Here
Pittsburgh Vintage Mixer
That Kennywood Summer
Don't Stand Up
My Interview With Fred
My Seven Weeks in Magee