|Look up sour grapes in Wiktionary, the free dictionary.|
Sour grapes may refer to:
- Making a false pretense to form a rationalization, i.e., not to care for something one wants, but does not or cannot have (expression originated in "The Fox and the Grapes," one of Aesop's Fables)
- An allusion to the line in Jeremiah (31:29) and Ezekiel (18:2) (KJV): "The fathers have eaten sour grapes, and the children's teeth are set on edge."
- Sour Grapes (book), a book of poems by William Carlos Williams
- Sour Grapes: Studies in the Subversion of Rationality (Cambridge, 1983), a book by Jon Elster describing the phenomenon of adaptive preference formation