noun
( grammar ) a pronoun that does not refer to any person or thing in particular, for example 'anything' and 'everyone'
noun
( grammar ) a pronoun that does not refer to any person or thing in particular, for example 'anything' and 'everyone'
Oxford Advanced Learner's English Dictionary. Оксфордский английский словарь для изучающик язык на продвинутом уровне. 2005