Crossword clues for the word: COINBOX The word COINBOX has appeared as an answer to at least 5 crossword clues on different crossword puzzles. Crossword clues for COINBOX Showing 1 to 5 of 5 results Clue(s) "Washer attachment, at times" Laundromat machine feature Receptacle in a vending machine Vending machine feature Vending machine feature (2 wds.)