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screw·ball /ˈskruːbɔːl $ -bɒːl/ noun [countableC] especially American EnglishAmE informal
STRANGECRAZYsomeone who seems very strange or crazy 古怪的人;疯子
Examples from the Corpus
screwball• They want to make screwball romantic comedies but they wind up producing sitcoms that look lost without a laugh track.• A straight-laced Wall Street banker gets mixed up in one ludicrous misunderstanding after another in George Gallo's screwball comedy.