Related Clues:

• "This means ---!"
• Serious hostilities
• In song, it's good for absolutely nothing
• Drop from the team
• 'That mad game the world so loves to play,' to Jonathan Swift
• Civil --
• Sun Tzu's 'The Art of ___'
• It can cause a draft
• Gen. Sherman called it hell
• Paste's partner
• Mars' thing
• Kind of paint or powers
• Kids card game
• All's fair in it
• Type of correspondent