IPA: /ˈbleɪzənər/
KK: /ˈbleɪzənər/
A person who publicly announces or displays something, especially coats of arms or symbols, often acting as a herald.
The blazoner skillfully described the intricate details of the family's coat of arms during the ceremony.
Blazoner is formed from "blazon" (from Old French *blason*, meaning coat of arms or shield) and "-er" (meaning a person who). A blazoner is a person who describes or depicts heraldic symbols or coats of arms.
Think of a 'blazon' as a coat of arms and remember that a 'blazoner' is someone who describes or creates these heraldic symbols.