Quirky/ˈkwɜːrki/ Definition 1 of 2Pro Tip 1/3Positive Nuance Often implies a unique or charming quality that is enjoyable or endearing. She wears quirky hats that always make people smile. Pro Tip 2/3Subtle Oddity Refers to something that's different but not in a way that's off-putting or too strange. The café has a quirky decor with mismatched chairs. Pro Tip 3/3Personal Identity Can describe a trait that makes a person stand out in an interesting way. His quirky ability to recall facts makes him great at trivia games.