Related Clues:

• Past its prime
• No longer new or interesting
• Overused, as expressions
• So last year
• Played-out
• Contemptibly familiar
• Like several-days-old bread
• Ready to crash
• Ready for bed
• Too hard, as bread
• Lacking energy
• Flat, like beer
• Not real fresh
• Like unfunny jokes
• Ready for a nap