Third-person singular simple present indicative form of madden.(verb)
Wiktionary.org : Text is available under the Creative Commons Attribution-ShareAlike License
Use "maddens" in a sentence
"Here Ms. Rubin puts her finger on something that maddens those of us who favor lower taxes and modest spending: the inherent bias in the way Washington debates are presented to the American people."
"The Media on the other hand is none of the above, so you see, it maddens them and drives them to such patheticly viciously attacks."
"What maddens me most is the lack of fact checking and calling these nimrods on their fabricated “BS” as soon as they spout it!"