lim·ber 1 
(lĭmbər)
(lĭmbər)adj.
1. Bending or flexing readily; pliable.
2. Capable of moving, bending, or contorting easily; supple.
v. lim·bered, lim·ber·ing, lim·bers
v.tr.
To make limber: limbered up his legs.
v.intr.
To make oneself limber: players limbering up before the game.
[Origin unknown.]
limber·ly adv.
limber·ness n.