Related Clues:

• Like old chips
• Rather stale
• Like a beaten-to-death joke
• Hardened, maybe
• Good fellow, bitter perhaps, and tired
• Like many bad jokes
• Like last week's buns
• Like two-week-old bread
• Overworked
• Good fellow on the beer becoming overfamiliar
• Out of fashion, like ancient headgear
• Outmoded beret that should be thrown out?
• Past the sell-by date, say
• Like week-old bread, often
• Hold off getting a car that's no longer in fashion