[com.bi.na.tion] n, often attrib (14c) 1 a: a result or product of combining; esp: an alliance of individuals, corporations, or states united to achieve a social, political, or economic end b: two or more persons working as a team
2: an ordered sequence: as a: a sequence of letters or numbers chosen in setting a lock; also: the mechanism operating or moved by the sequence b: a rapid sequence of punches in boxing c: any subset of a set considered without regard to order within the subset
3: any of various one-piece undergarments for the upper and lower parts of the body--usu. used in pl.
4: an instrument designed to perform two or more tasks
5. a: the act or process of combining; esp: that of uniting to form a chemical compound b: the quality or state of being combined -- com.bi.na.tion.al adj