From Longman Dictionary of Contemporary Englishkleptomaniacklep‧to‧ma‧ni‧ac /ˌkleptəˈmeɪniæk/ (also klepto /ˈkleptəʊ $ -toʊ/ informal) noun [countable] MPsomeone suffering from kleptomania
Examples from the Corpus
kleptomaniac• Okay, so I was looking for a politically active, fat, drunk kleptomaniac.• She must be some kind of kleptomaniac -- she can't go into a bar without coming out with a stack of glasses.• For about the hundredth time, I cursed whatever kleptomaniac curmudgeon had walked off the train with my bag. 