Related Clues:

• "No kidding"
• Constantly right
• "You know how ___"
• "__ Grit": John Wayne classic
• With 4-Down, one-time White House nickname
• Answer to 'That so?'
• ''That's a fact''
• Reply to "That a fact?"
• "Tendon" suffix
• Quiz choice
• Faithful or factual
• Choice on many a test
• "That's a good point"
• 'I'm not making this up!'
• Free from guile