noun, plural id·i·o·syn·cra·sies.
Origin of idiosyncrasy
Examples from the Web for idiosyncrasy
Another form of the trick of idiosyncrasy is the bald realism of the sensationalist.How to Write a Novel|Anonymous
It was certainly the Mafferton idiosyncrasy to be extravagantly kind.An American Girl in London|Sara Jeannette Duncan
I don't pretend to account for this idiosyncrasy of human nature; I merely state it as a fact.The Inner Shrine|Basil King
He had a constitutional dislike for falsehoods, which was perhaps not so much a virtue as an idiosyncrasy.The Butterfly House|Mary E. Wilkins Freeman
It was an idiosyncrasy of Jackson's to gather and take with him every filing.The Long Roll|Mary Johnston