Digs his heels in the sand

Posted by ESC March 27, 2008 at 20:50:In reply to Digs his heels in the sand posted by Maureen on March 27, 2008 at 16:29:

He digs his heels in the sand - meaning?

I think you are mixing two phrases. To "dig in your heels" is to resist, to stand your ground. "Draw a line in the sand" is setting boundaries, indicating what is not acceptable.