a spent force

a spent force

A person, group, or effort that is no longer as powerful, influential, or effective as it once was. There are those who think our great country is a spent force on the global stage, but this is of course utter nonsense. Despite the advances of the government, the rebel group is far from being a spent force in the region.
See also: force, spent

a ˌspent ˈforce

a person or group that no longer has any power or influence: The new album is proof that this band is not a spent force just yet.
See also: force, spent