from The American Heritage® Dictionary of the English Language, 5th Edition.

  • adjective Having inelastic, overdeveloped muscles, usually as the result of excessive exercise.
  • adjective Hindered by or as if by overdeveloped muscles.
  • adjective Characterized by inflexibility; rigid.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • adjective Having pronounced muscle development through weightlifting, bodybuilding, or other physical exercise.
  • adjective pejorative Having excessive muscle.
  • adjective figuratively Ungainly as a result of muscle over-development.


from Wiktionary, Creative Commons Attribution/Share-Alike License

From muscle + bound "held"


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