hard as a rock

In the open air the body dried up and turned hard as a rock.

He'd been hard as a rock, almost shaking with need.

I've got my own version, and, in fact, it does start with something hard as a rock.

If that means I'm hard as a rock, you're right.

We're so far out from the star that this thing should be frozen hard as a rock.

It was hard as a rock and made her own ache.

Then suddenly she realized that the old man's male meat was hard as a rock.

He's tough and hard as a rock, but he don't go throwing his weight around.

The man was hard as a rock and strong.

He felt powerful and male, hard as a rock, ready to explode.

No freezer burn, but it was hard as a rock.

Hard as a rock and just as easy to move!

Then the spot got hard as a rock, and Darren knew something was wrong.

Just thinkin' about what he wanted to do with her made him hard as a rock.