Crossword clues for the word: BUCKEYE The word BUCKEYE has appeared as an answer to at least 6 crossword clues on different crossword puzzles. Crossword clues for BUCKEYE Showing 1 to 6 of 6 results Clue(s) *Athlete at a university in the Birthplace of Aviation Big Ten footballer North American tree related to the horse chestnut such as the Ohio — or Yellow — Ohio State athlete Ohio State student Ohioan.