Definitions:

1. A plaque, plate, or label that is typically made from metal, plastic, or other material, and is attached to a product, device, or place to display its manufacturer, owner, function, or other identifying information. NOUN
   • The building had a grand entrance with nameplates listing the prominent businesses inside.
2. A plate or plaque inscribed with a person's name, especially one on an office door. NOUN
   • The nameplate on the mailbox clearly displayed the resident's name and address.
3. Refers to a flat, usually rectangular sign or plaque that displays a person's name, company name, title, or other identifying information. NOUN
   • She engraved a custom nameplate for her new office.

Synonyms:

• badge
• name tag
• title block