Crossword clues for the word: SKULLCRUSHER The word SKULLCRUSHER has appeared as an answer to at least 3 crossword clues on different crossword puzzles. Crossword clues for SKULLCRUSHER Showing 1 to 3 of 3 results Clue(s) "Slang term for a gym exercise, or a really tough crossword?" Lying triceps extension, in gym lingo Triceps-strengthening exercise also called a French press