Want of tone; weakness of the system, or of any organ, especially of such as are contractile.
A state in which muscles are floppy, lacking their normal elasticity. Many possible causes. Muscles are floppy, lacking their normal elasticity.
lack of normal muscular tension or tonus
A lack of muscle tone, usually leading to temporary debilitation.
In botany, lack of muscle tone of the supportive musculature of the bladder sphincter, resulting in incontinence.