Crossword clues for the word: QUARTERHORSE The word QUARTERHORSE has appeared as an answer to at least 7 crossword clues on different crossword puzzles. Crossword clues for QUARTERHORSE Showing 1 to 7 of 7 results Clue(s) "Animal raised to run 1,320 feet" Equine sprinter Muscular mammal Muscular ride Powerful equine U. S. sprinter Western cow pony.