社牛 Traditional form: 社牛 Pinyin (reading): shèniú Definitions: (slang) extreme extrovert; socially fearless person (abbr. for 社交牛逼症 (shèjiāoniúbīzhèng)) Characters: 社 - group, organization, society; a god of the soil 牛 - ox, cow, bull Traditional characters: 社 - group, organization, society; a god of the soil 牛 - ox, cow, bull