petition - definition and synonyms

verb [intransitive/transitive] 

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present tense
present participlepetitioning
past tensepetitioned
past participlepetitioned
  1. 1
    to ask someone in authority to do something using a petition
    petition someone to do something:

    Parents have petitioned the council to keep the school open.

    petition against/for:

    We intend to petition for a change in the law.

  2. 2
    legal to give a court an official document in which you ask it to take legal action
    petition for:

    Mrs Hall announced that she was petitioning for a divorce.

  3. 3
    formal to ask God or someone such as a king for something