Crossword clues for the word: BIGHORN The word BIGHORN has appeared as an answer to at least 7 crossword clues on different crossword puzzles. Crossword clues for BIGHORN Showing 1 to 7 of 7 results Clue(s) Little ___ (Custer's last stand) River to the Yellowstone. Rocky Mountain sheep Sheep species originating in Siberia Substantial source of sweaters Type of wild sheep Yellowstone feeder