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.
Prices shown in USD.
Type your email address below to get our free Urban Word of the Day every morning!
Emails are sent from firstname.lastname@example.org. We'll never spam you.