The crossword solution for the term 'HALL OPENING' is 'TOWN'. This is a four-letter word that refers to a small settlement or community. It can also refer to a larger urban area, such as a city or metropolitan area. A TOWN HALL is a building in which local government meetings are held and where citizens can go to access services and information. The OPENING of a TOWN HALL is an important event in a community, as it marks the beginning of a new era of local governance.