maddened mad·de·ned uncommon adjective 1. marked by extreme anger “the enraged bull attached” “furious about the accident” “a furious scowl” “infuriated onlookers charged the police who were beating the boy” “could not control the maddened crowd” Synonymsangeredenragedfuriousinfuriated Similarangry WordNet 2.1 (Princeton University). WordNet 2.1 Copyright Princeton University. All rights reserved.