He wore his ethnic heritage as a 'badge of honor/pride'. [=he was proud of his ethnic heritage and did not try to hide it]
She was wearing a 'badge' that read “Support your local library.”
The receptionist glanced at my visitor's 'badge'.
(..) No! Did you catch that? Some of it may be English. See if this is clear enough: Give me your badge! And you will not get it back. Wohlschl'ger, team up with the digitalised Humphrey Bogart. Are you making some changes? Why not come and work the funeral with me? I would not miss it. (..)1993 Last Action Hero
(..) Slater!! Goddamn it, Jack, I am talking to you! The last time you pulled this jive, jitterbug, tough gonad shit - - people lost bodyparts! If you go in there, you will lose your badge! Jack, as Mayor of this city, - - you and I have had our tiffs, but this is the Lieutenant Governor. Piece of cake. (..)1993 Last Action Hero