Examples:

• An insurance company could go flat broke in this prison.
• I need new shoes, but I'm flat broke right now.
• I'd love to go to the show, but I'm flat broke.
• Can I borrow $100? It's the end of the month and I'm flat broke.
• Gee, I'd love to, but you know me, flat broke again.
• Where were you when my uncle was flat broke and needed that loan?
• The perfect place to end up flat broke.
• If we keep this going, we could reach flat broke in time for Christmas.
• Hey, I might be flat broke and living rent-free with you people, but I got my pride.
• Flat broke, are you?