Related Clues:

• Make like a king
• Declare unconstitutional, say
• One may be broken
• Do what kings do
• Regulation, custom
• Regime to regret around Leatherhead
• It's made to be broken, in a proverb
• Guideline
• 'No offensive player may trip an opponent,' e.g
• Regulation, principle
• 'No shoes, no shirt, no service,' e.g
• Something to obey
• It really isn't made to be broken
• Be a king
• ''Three strikes and you're out,'' for example