二に人にん称しょう単たん数すうににんしょうたんすうMeanings1nounsecond-person singulargrammarGrammatical term referring to the singular form of the second person, e.g., 'you' in English.英えい語ごの二に人にん称しょう単たん数すうは「you」です。The second-person singular in English is 'you'.