Crossword clues for the word: GREENLIGHT The word GREENLIGHT has appeared as an answer to at least 11 crossword clues on different crossword puzzles. Crossword clues for GREENLIGHT Showing 1 to 11 of 11 results Clue(s) Approve Go easy on a politician trying to save the world Go signal Go-ahead signal It means you can go ahead and practise putting in the dark OK Sanction naïve understanding Signal to go Signal to proceed Starboard indicator What makes racy type on pole put her foot down?