To screw up something easy, often repeatedly. [Given that Jascha Heifetz was a great violinist, particularly noted for his technical prowess, and that his daughter Josefa Heifetz Byrne (married to moderately prolific fiction and non-fiction author and billiards enthusisast Robert Byrne) is the author of _Mrs. Byrne's Dictionary..., the etymology of this word should prove interesting. For some wonderfully unusual not-made-up words, check out her book. Husband Robert was the editor.] Example: Bill keeps forgetting what side of his car the gas goes into. What a Heifetz.
HEIFETZ
Meaning of HEIFETZ in English
Slang English vocab. Английский сленговый словарь. 2012