Definition of 'maniacal'. maniacal (mÉnaÉªÉkÉl ) If you describe someone's behaviour as maniacal, you mean that it is extreme, violent, or very determined, as if the person were insane. He was almost maniacal in his pursuit of sporting records.
Throughout his career, Clooney has won two Academy Awards, one for Best Supporting Actor for his role in Syriana and one for Best Picture as one of the producers for Argo, as well as a BAFTA and a Golden Globe.
Check out this scorecard of how comedians have been rewarded on Oscar night. 1  Best Actor - 1949 - Charlie Chaplin, The Great Dictator (Nominated; lost to Jimmy Stewart, The Philadelphia Story). 2  Best Supporting Actor - 1957 - Red Buttons, Sayonara (Won). 3  Best Supporting Actor - 1975 - George Burns, The Sunshine Boys (Won).