SOUR GRAPES

PRONUNCIATION: (SOU-uhr graypz)

MEANING: noun: Finding fault with or expressing disdain for something one cannot have.

ETYMOLOGY: From the Aesop’s fable The Fox and the Grapes, in which a hungry fox tries to reach grapes hanging on a high vine and when unsuccessful, declares that the grapes are probably sour. Earliest documented use: 1760.
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POUR GRAPES - another euphemism for "wine"

SOU GRAPES - used to be used to make a very cheap French wine

SOUR GRIPES - the Song of the Disgruntled