whammy (n.)youdaoicibaDictYouDict[whammy 词源字典]
often double whammy, "hex, evil eye," 1932, of unknown origin, popularized 1941 in Al Capp's comic strip "Li'l Abner," where it was the specialty of Evil-Eye Fleegle.[whammy etymology, whammy origin, 英语词源]