: to prepare for physical activity by doing exercises so that one's body can move and bend more easily She limbered up for a few minutes before starting to run. —sometimes used figuratively She limbered up for the election by learning the relevant statistics.

Does limber mean flexible?

characterized by ease in bending the body; supple; lithe. bending readily; flexible; pliant.

What is limber up in NCC?

2. limber up - make one's body limber or suppler by stretching, as if to prepare for strenuous physical activity.