What is the meaning of Petition?

A formal written request made by an individual or a group of people to a sovereign or political authority, often containing many signatures, soliciting some grace, right, mercy, or the redress of some wrong or grievance.

A formal written application made to a magistrate or court for an order or a suit for divorce.

A prayer or supplication, especially of which is formal or humble and made to a deity, a sovereign, or an authority.

To make a petition to (a sovereign or political authority).

Source: wiktionary.org