A formal written request, typically one signed by many people, appealing to authority with respect to a particular cause. The citizens submitted a petition to the city council to improve public transportation.
A formal application made to a court in writing that requests action on a certain matter. The lawyer filed a petition for a retrial after new evidence was discovered.
An earnest or humble request; entreaty. Her petition for forgiveness moved everyone in the room.
In Christian theology, a prayer in which a person humbly requests divine assistance or favors. During the liturgy, the congregation recited petitions for the sick and the needy.