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'.
(..) and we shake down who you want shaken down. Let's say that you got a reaI probIem making a coIIection. And then we step in for you. Got eight kiIIers with badges working for me. When they hit, it hurts. Same thing works the other way. You feed me a bust now and then. SmaII fry, you know? (..)1983 Scarface