A scrimmage (shortened "scrim") in online games (mostly First Person Shooters) is a battle or match between two different clans or guilds.

A scrimmage game, or "pick-up" game, in amateur football (soccer) — a game in which the players generally do not know each other prior to playing; players often circulate among known fields in their area and ask to join a game or team that they find particularly fitting for their skill level, availability, etc.

A scrimmage, an exhibition game or informal match between two teams or individual competitors which does not go on record or have title consequences

Scrimmage (sometimes spelled scrummage), which derives from or is cognate to the word "skirmish", can refer to:

A scrimmage, an informal or practice game between members of the same sports team

The line of scrimmage in American football and related games

Scrim (disambiguation)

The scrummage (or scrum) formation (or a ruck) in rugby (the "scrimmage" spelling is very rare in this context in modern times)