make an addition (to); join or combine or unite with others; increase the quality, quantity, size or scope of; "We added two students to that dorm room"; "She added a personal note to her letter"; "Add insult to injury"; "Add some extra plates to the dinner table"
make an addition by combining numbers; "Add 27 and 49, please!"
state or say further; "`It doesn't matter,' he supplied"
constitute an addition; "This paper will add to her reputation"
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"
a playing card in the minor suit that has one or more black trefoils on it; "he led a small club"; "clubs were trumps"
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"
strike with a club or a bludgeon
gather and spend time together; "They always club together"
unite with a common purpose; "The two men clubbed together"