Noun: idiosyncrasy ,i-dee-u'sing-kru-see or ,i-dee-ow'sing-kru-see
- A behavioral attribute that is distinctive and peculiar to an individual
"His habit of humming while working was an endearing idiosyncrasy";
- foible, mannerism
Derived forms: idiosyncrasies
Type of: distinctiveness, peculiarity, speciality [Brit, Cdn], specialness, specialty [N. Amer]
Encyclopedia: Idiosyncrasy