An acronym for "
outside the perimeter" (referring to interstate 285 that circles
Atlanta, GA), often used by snobby Buckhead
kids referring to people that live in the metro Atlanta suburbs.
Rich white Buckhead girl wearing a tacky Patagonia jacket that goes to Lovett and has an
annoying nasal voice: "Ew. Those Marietta
girls are sooooo OTP. Like.. omg."