Definition

A peculiar or distinctive behavioral trait, mannerism, or characteristic that makes someone or something unique or slightly odd. It can also refer to a sudden, unexpected turn or twist, as in 'a quirk of fate'—something unusual or unpredictable that happens by chance.

Example Usage

Her habit of organizing books by color was an endearing quirk, and by a quirk of timing, she met her best friend on the same day.

Origin

Origin uncertain; possibly from Dutch 'kwerkeling' (quibbling) or an imitative origin, first recorded in English in the 17th century.

Fun Fact

The word gained renewed cultural prominence through Pixar's 'Inside Out' character Riley and her 'quirky' personality, cementing it as a marker of individuality and charm.

Source: Definition backfill (hailey)