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1. A formal message requesting something that is submitted to an authority
   - request, postulation
    
2. Reverent petition to a deity
   - prayer, orison [archaic]
    
3. (law) a formal written request for judicial action
    
4. A compilation of signatures built in order to exert moral authority in support of a specific cause

1. Write a petition for something to somebody; request formally and in writing

Derived forms: petitioned, petitions, petitioning

Type of: ask for, asking, bespeak, call for, content, message, quest, request, subject matter, substance

Encyclopedia: Petition