Related Clues:

• Knock-knock joke punchline, usually
• Word: Fr.
• Verbal zinger
• Comical bit
• Alexander the Grape, e.g.
• It may not have been intended
• Part of a routine
• [Yuck ... that's awful!]
• Groaner, sometimes
• Many a joke involves one
• Funny remark
• Dictionnaire entry
• Couch ___ (recurring visual opener on 'The Simpsons')
• Couch ___ (recurring visual opener on "The Simpsons")
• Unit of wordplay