Related Clues:

• Like an old cigar
• Musty
• No longer edible
• Been there, done that
• No longer fresh
• Lacking originality, as a joke
• No longer novel
• Past the expiration date
• In need of freshening
• Quite trite
• Like old bread
• Past the freshness date
• Past its prime
• No longer new or interesting
• So last year