OTP [8]. 

Acronym for On the piss. In other words, getting drunk.

"Dude, no i will not dress up as Thing 1 and Thing 2 with you! I'm OTP don't you understand??"

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."

Mary: Nothing Much. Otp with Rick & chatting with you. Wyd?

OTP is an abbreviation of Original Thread Post, which means the first post of a thread in a forum.

The use of "Original" may be from the abbreviation OP which is a term used on 4chan for "Original Poster".

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