home base

Noun	1.	home base - (baseball) base consisting of a rubber slab where the batter stands; it must be touched by a base runner in order to score; "he ruled that the runner failed to touch home" Synonyms: home plate, plate, home
	2.	home base - (usually plural) the office that serves as the administrative center of an enterprise; "many companies have their headquarters in New York" Synonyms: central office, headquarters, home office, main office

bag, ball, base, baseball, baseball game, home, home plate, plate