unlimber

un- +‎ limber

unlimber (third-person singular simple present unlimbers, present participle unlimbering, simple past and past participle unlimbered)

1. (obsolete) To deploy an artillery piece for firing (ie, to detach it from its limber).
2. (by extension) To clumsily put into employ a large weapon or object.

• limber

unlimber (comparative more unlimber, superlative most unlimber)

1. Not limber; lacking flexibility.