A laugh line is a humorous phrase or joke used in a comedy routine. The crossword solutions for the term 'laugh line' are GAG (3 letters), HAHA (4 letters), JAPE (4 letters), HEE (3 letters), HAW (3 letters), HOHO (4 letters), HAHAHA (6 letters), and TAKEMYWIFEPLEASE (16 letters). These words all refer to different types of laughter, from the short chuckle of 'GAG' to the hearty guffaw of 'hahaha'. The longest solution, 'takemywifeplease', is a classic punchline often used in stand-up comedy.