RKO stands for Randy Killer Orton
Randal Keith Orton
its randy ortons innitials... Randal Keith Orton!
you have to learn
The "K" in RKO stands for Randy Orton's middle name which is Keith. RKO could also mean randy knock out but i am not so sure about his.
RKO is his finisher.
it is "RKO"
RKO is a simple abbreviation for Randy Orton's initials being Randy Keith Orton