by cassiopia November 07, 2006
Similar to OTP, “One true pair,” Ot7 essentially means “one true seven” this is normally used in K-pop groups. Example - BTS, GOT7, etc. Some people also just use it to mean seven members of the group that is their favorite, so for SJ some do OT13, EXO OT12, Beast OT6, etc…
by cassiopia June 01, 2018