name tag
Noun
Meaning
a tag showing the name of the person who wears it
Source: WordNetHypernyms
Examples
I wear a name tag to help people find me. It saves time when you're dealing with idiots.
He pinched the name tag and ran his fingers under the letters. "Can you read this, mate? It says C-H-A-R-O-N. Say it with me: CARE-ON." "Charon." "Amazing! Now: Mr. Charon." "Mr. Charon." "Well done.
I have this idiot name tag which says 'controversial.'