Crossword clues for the word: COLLISION The word COLLISION has appeared as an answer to at least 3 crossword clues on different crossword puzzles. Crossword clues for COLLISION Showing 1 to 3 of 3 results Clue(s) Auto crash By some calculations, projected fate of 4-Across and 34-/35-/36-Across in three to four billion years Crash between vehicles