Ohio State University's nickname and mascot (brutus the buckeye). Ohio State University (OSU) is known for its great education, sports programs, and very large campus. They set the biggest rivalry game in the nation against that team up north.
Ohio State Buckeyes > Michigan Wolverines

"Dude the Buckeyes dominate Michigan!"
by Wolverine Hater September 01, 2006
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The nickname for the Ohio State Suckeyes fuck Ohio State. University of Michigan<Ohio State University. They’re arena is the toilet bowl and they are nothing but no good cheaters.
Michigan got Cheated out of a win versus the Ohio State Buckeyes.
by tman43 August 17, 2020
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Indigenous tree of Ohio "the Buckeye State" whose nut is poisonous. Also the mascot of The Ohio State University. Is a term used for anyone attaching themselves to The Ohio State University's athletics as a fan, student or athlete.
I was born a Buckeye and I will die a Buckeye. And the way the Buckeyes have been playing, I'm gonna die a Buckeye quicker than I thought!
by Suz April 12, 2005
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refers to the anus, especially when used in the context of anal sex.
After Tyrone and Keisha had anal sex, she told his homies "I tapped her in the buckeye".
by YtownSenator June 13, 2004
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A team that gets owned by the Florida Gators, in two major national championships in a row.
"Those buckeyes got fucked up by Florida again."
by Preston Brown April 10, 2007
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The anal sex equivalent of a "cherry"--anal virginity.
"I've been trying to talk Kiki into giving up her buckeye for months now."

or:

"I finally popped Brad's buckeye the other night."

or:

"Every time I see a headline in the sports pages about "losing Buckeyes" I laugh my ass off."
by BuckeyeFan April 20, 2009
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