Definition of "hard-assed" [hard-assed]

• Of a person who has a very difficult personality; a perfectionist. (adjective)

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• "I especially liked Hans Brauer (Darby on Sons of Anarchy) as the supposedly hard-assed covert agent who folded like a little kid once he discovered This is Not a Game."
• "Back to Sherrie & Ellen: "When you do The Rules, he treats you like a fragile, delicate flower" -- even if you're a hard-assed CEO to the rest of the world!"
• "Her back straightened, her fingers tightened on the shotgun, and once again, I saw a glimmer of the hard-assed vampire that I remembered."