What is the meaning of Pixie?

A playful sprite or elflike or fairy-like creature.

A cute, petite woman with short hair.

An upper-atmospheric optical phenomenon associated with thunderstorms, a short-lasting pinpoint of light on the surface of convective domes that produces a gnome.

A butterfly of the genus Melanis.

Ellipsis of pixie cut.

↑ Joseph Wright, The English Dialect Dictionary, Vol. IV, 1903.

↑ Thomas Keightley, The Fairy Mythology, 1850, p. 298.

↑ William Dwight Whitney, The Century Dictionary, 1895.

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Source: wiktionary.org