convention

Universal Words noun 1 [C,U] the way in which sth is done that most people in a society expect and consider to be polite or the right way to do it: social conventions * By convention the deputy leader is always a woman. * She is a young woman who enjoys flouting conventions. * Convention demands that a club member should resign in such a situation. 2 [C] a large meeting of the members of a profession, a political party, etc. SYNCONFERENCE: to hold a convention * the Democratic Party Convention (= to elect a candidate for president) 3 [C] an official agreement between countries or leaders: the Geneva convention * the United Nations convention on the rights of the child 4 [C,U] a traditional method or style in literature, art or the theatre: the conventions of Greek tragedy