Crossword clues for the word: KILLJOY The word KILLJOY has appeared as an answer to at least 4 crossword clues on different crossword puzzles. Crossword clues for KILLJOY Showing 1 to 4 of 4 results Clue(s) Defeat Johnson? Why? They say, he's a party pooper Having a complaint woman in Kentucky is a misery Spoilsport Wet blanket?