Significat

1. The act of combining, the state of being combined or the result of combining.
2. An object formed by combining.
3. A sequence of numbers or letters used to open a combination lock.
4. One or more elements selected from a set without regard to the order of selection.
5. An association or alliance of people for some common purpose.
6. A combination shot; a billiard; a shot where the cue ball hits a ball that strikes another ball on the table.
7. A motorcycle and sidecar.
8. A rapid sequence of punches or strikes in boxing or other combat sports.