ConnectAbbreviation · Ages 11-25 · In use
OTP
One true pairing: your absolute favourite couple in a show, book or game. OT3 is a favourite trio.
These two are my OTP, I don't care what the show says.
For parents and educators
Harmless fan talk. In a texting context, OTP can also mean "on the phone."
Where it came from
Fan fiction and fandom slang.
Also heard as
one true pairing, OT3
Sources