Definition of club

• a team of professional baseball players who play and travel together; "each club played six home games with teams in its own division"
• a formal association of people with similar interests; "he joined a golf club"; "they formed a small lunch society"; "men from the fraternal order will staff the soup kitchen today"
• stout stick that is larger at one end; "he carried a club in self defense"; "he felt as if he had been hit with a club"