Stands for One True Pairing. Used to describe a couple (usually fictional) who you think are perfect together.
by Chaylinn June 2, 2013

by Tackhead September 6, 2007

Short for On The Piss, slang for the act of getting drunk.
Also, OTPTN (On The Piss Tonight)
and SOTP (So On The Piss)
and lastly, NOTP (Not On The Piss)
Also, OTPTN (On The Piss Tonight)
and SOTP (So On The Piss)
and lastly, NOTP (Not On The Piss)
"Hey bro, are you OTPTN?"
"Its Friday, I'm getting fucking rebecca blacked."
"OTP?"
"NOTP, I have to study"
HSC IS OTP!
"Its Friday, I'm getting fucking rebecca blacked."
"OTP?"
"NOTP, I have to study"
HSC IS OTP!
by thongerrr November 15, 2011

by xxemleexx February 19, 2015

OTP means "One True Pairing." It is a term in Fanfiction and is used in fandom. It is a person's favorite and "true" pairing of two characters. OTP is mainly known in the anime Fanfiction world.
IchiRuki is so my OTP!
by LilyM99 June 22, 2014
