home base

(noun) (baseball) base consisting of a rubber slab where the batter stands; it must be touched by a base runner in order to score. Synonyms: home plate, home base, home, plate. Example: "He ruled that the runner failed to touch home."

(noun) (usually plural) the office that serves as the administrative center of an enterprise. Synonyms: headquarters, central office, main office, home office, home base. Example: "Many companies have their headquarters in new york."