town crier
From Longman Dictionary of Contemporary EnglishRelated topics: Occupationstown crierˌtown ˈcrier noun [countable] BOPUBLICIZE/MAKE KNOWNsomeone employed in the past to walk around the streets of a town, shouting news, warnings etcExamples from the Corpustown crier• The old town crier was an advertiser.• Mr Chittenden resigned from his post as Chester's town crier last year.• Mr Chittenden was replaced as Chester's town crier last year after he resigned.• Even the town crier of nearby Faringdon was on hand to give an official reception.