wisenheimer

listen to the pronunciation of wisenheimer
İngilizce - İngilizce
A self-assertive and arrogant person; a know-it-all or smart aleck

And to complete the picture, Oppenheimer notes that “In my mind is Jewish, probably has glasses, and after insulting you runs out of the room before you can throw a punch.” To be even clearer – a smart kid is not necessarily a wisenheimer. But a wisenheimer is always a smart kid. Oh, and this particular personality type is a boy..

{i} one who often makes wisecracks, smart aleck, wise guy
wisenheimer