Crossword clues for the word: HORSEBOX The word HORSEBOX has appeared as an answer to at least 4 crossword clues on different crossword puzzles. Crossword clues for HORSEBOX Showing 1 to 4 of 4 results Clue(s) Animal transportation vehicle Croaky on the radio and on local television in the trailer for Black Beauty Do a job in the ring after one of those in Derby takes Arabian off course Trailer for transporting equine mammals