Having large, well-developed muscles.
Robust, strong.
Full-bodied
Of, relating to, or connected with muscles.
Brawny, thewy, having strength.
With muscles developed and toned to a high degree, especially the muscles of the abdomen.
With strongly held beliefs and opinions, deep conviction.
As tough, hard, or inflexible as a piece of rock.
Having a very fully erect and stiff penis