This article is concerned with the problem of discourse thinking dependence on belonging of a person to social groups. The author of the article introduces the term genre identity in language i.e. identification of a friend/stranger according to criteria of competent/not competent language behavior in typical situation of social interacting, which are accustomed in different social communities. Some ethno psycholinguistic appropriacies of a person language consciousness functioning are shown on the analysis basis of language genre «small talk» lingvocognitive features.