Same as OTP and OT3 (One True Pairing and One True Threesome), but with four people. Actually, you could add any number after "OT" and it would mean a pairing with that many people, but it's rare to see more than three people in OTP's.
by ZelmanC. May 8, 2007
“Hey, did you read that fanfiction about 5SOS OT4?”
“Yeah, pretty good. I ship them all!”
“I ship Lashton and Malum.”
“No way same!”
“But the 4 of them shipped together is better.”
“HELL YEAH!”
“Yeah, pretty good. I ship them all!”
“I ship Lashton and Malum.”
“No way same!”
“But the 4 of them shipped together is better.”
“HELL YEAH!”
by f4d3Rs April 23, 2018
by Nicholas Romanov March 21, 2018
ot4 “one true” ot4 can be used for one direction without zayn or for 5sos for the four boys. ot9 is for all 1D boys and 5sos boys.
ot4 & ot9
person 1:are you apart of the 5sos fandom?
person 2: yes i’m an ot5
person 1: are you a directioner and 5soser?
person 2: yes i’m an ot9
person 1:are you apart of the 5sos fandom?
person 2: yes i’m an ot5
person 1: are you a directioner and 5soser?
person 2: yes i’m an ot9
by lolokay January 12, 2021