It started out as a simple football cheer. It was something for late 19th Century fans to shout during football games. But today, "O-H-I-O" means the whole package: strong athletic tranditions, major school spirit, academic achievements and community outreach. This 1936 photo of cheerleaders in Ohio Stadium is the first O-H-I-O photo ever taken. They spelled out O-H-I-O with a few more people - and a lot more athleticism.来源(Source From):
https://www.osu.edu/O-H-I-O/