Translate convention | into French | into German | into Italian | into Spanish Definition of convention
noun
1a way in which something is usually done, especially within a particular area or activity:the woman who overturned so many conventions of children’s literature behavior that is considered acceptable or polite to most members of a society:he was an upholder of convention and correct form social conventions Bridge an artificial bid by which a bidder tries to convey specific information about the hand to their partner.
2an agreement between countries covering particular matters, especially one less formal than a treaty.
3a large meeting or conference, especially of members of a political party or a particular profession:a convention of retail merchants (in the US) an assembly of the delegates of a political party to select candidates for office. an organized meeting of enthusiasts for a television program, movie, or literary genre:a Star Trek convention a body set up by agreement to deal with a particular issue:the convention is a UN body responsible for the regulation of sea dumping