lummox1 of 1noun/ˈlʌməks/Forms:lummoxes1a clumsy and unintelligent individualShe felt embarrassed when her date turned out to be a lummox who couldn't hold a decent conversation.Despite his best efforts, he couldn't fix the computer, making him look like a technological lummox.Synonyms: lumploutgawkoafgoonclodlubberstumblebum