The Collaborative International Dictionary
Limber \Lim"ber\ v. t. [imp. & p. p. Limbered (l[i^]m"b[~e]rd); p. pr. & vb. n. Limbering.] (Mil.) To attach to the limber; as, to limber a gun.
To limber up, to change a gun carriage into a four-wheeled vehicle by attaching the limber.
Wiktionary
vb. (present participle of limber English)
Usage examples of "limbering".
Probably minstrels limbering their fingers and instruments for tonight’s festivities.
I did my limbering up with my real blade, soon warming myself despite the chill day.
Five jumbling, tumbling minstrels, leaping and whirling in gratitude for their release, shaking out my fingers, limbering my voice, and already squabbling and vying for my attention.
Then she began to manipulate her arms and legs in a Discipline limbering exercise.
Near the stake stood a giant Kazhák soldier, also shirtless, twisting and limbering a stout whip in his hands.
Kilbirnie dismounted, trotted ten or twelve meters over the rough surface, and began to do limbering exercises as well as possible in a spacesuit.