(slang) A large and muscular man, especially one interested in bodybuilding.

(biochemistry) Any of a family of proteins that are RNA-binding factors. / (genetics) Any of the genes associated with these proteins.

plural of musclebike

plural of musclewood

plural of muscleman

plural of musclehead

Lacking muscle tissue. / Feeble, weak, lacking strength or power.

The state of being very muscular; condition of possessing well-developed muscles. / The collective field and sport of physical culture, including bodybuilding.

plural of musclewoman

Alternative form of muscle woman