What is the meaning of Trickster?

Any of numerous figures featuring in various mythologies and folk traditions, who use guile and secret knowledge to challenge authority and play tricks and pranks on others with their acts of trickery; any similar figure in literature.

One who plays tricks or pranks on others.

One who performs tricks (parts of a magician act or entertainingly difficult physical actions).

An impish or playful person.

A fraud or cheat (person who performs a trick or hoax full of falsehoods for the purpose of unlawful gain).

To engage in the antics of a trickster; to play tricks.

Source: wiktionary.org