put your shirt on

Meaning

1. put your shirt on sb / sth

   to bet all your money on sb / sth

In the movies · 1

• Okay, you can put your shirt on.The Notebook2004
• Put your shirt on, Frank. You're under arrest.Catch Me If You Can2002
• That shirt. That's the shirt the barber gives you to put over your shirt.Donnie Brasco1997
• - Put your shirt on. - I got the winner.Notes on a Scandal2006

From the same entry

• keep your shirt on
• the shirt off back