/ˈkɒmən hɔːl/ – Phrase
Definition: tòa án London city.
A more thorough explanation: Common Hall refers to a meeting or assembly of the members of a corporation, such as a city or borough, for the purpose of transacting business related to the governance and administration of the corporation.
Example: The members of the condominium association gathered in the Common Hall to discuss the upcoming renovations to the building.