what is a petition?
petition. n. 1. (Government, Politics & Diplomacy) a written document signed by a large number of people demanding some form of action from a government or other authority. 2. any formal request to a higher authority or deity; entreaty.oun. 1. petition-a formal message requesting something that is submitted to an authority. request, postulation. application-a verbal or written request for assistance or employment or admission to a school; December 31 is the deadline for applications.