1 definition by The Divine Miss M

Top Definition
Furious, apoplectic, absolutely beside oneself with rage. (Imagine a rabid dog, foaming at the mouth and - wait for it! - barking...)

Can also refer to someone who is unbalanced (using "mad" in the British sense, referring to an insane person).
I think Dick Cheney's just barking mad.
by The Divine Miss M February 22, 2006

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