simple past tense and past participle of muscle in

present participle of muscle

muscles in the body, meant collectively / the process of muscle formation or growth

(anatomy) A muscle acting in a direction oblique to the mesial plane of the body, or to the associated muscles, applied especially to two muscles of the eyeball.

a female bodybuilder

To flex the biceps muscles in the upper arm as a show of muscular strength or development

(bodybuilding, psychology) A disorder in which an individual becomes obsessed with the idea that they are not muscular enough.

(anatomy) Muscle that is normally controlled by individual volition; skeletal muscle.

(anatomy) Muscle that is not controlled by individual volition; cardiac muscle and smooth muscle.

(anatomy) Involuntary muscle which is found within the intestines, throat, uterus, and blood vessel walls.