- (n.) Muscular strength or development; as, to show one's muscle by lifting a heavy weight.
- (n.) See Mussel.
- (n.) The contractile tissue of which muscles are largely made up.
- (n.) An organ which, by its contraction, produces motion.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). muscle. Retrieved September 24, 2026, from http://smartdefine.org/muscle/definitions/2035329 |
| Chicago | Webster's. 2011. "muscle" http://smartdefine.org/muscle/definitions/2035329 (accessed September 24, 2026). |
| Harvard | Webster's 2011, muscle, Smart Define, viewed 24 September, 2026, <http://smartdefine.org/muscle/definitions/2035329>. |
| MLA | Webster's. "muscle" 27 May 2011. Web. 24 September 2026. <http://smartdefine.org/muscle/definitions/2035329> |