What is the meaning of his?

His in English is a third person singular masculine possessive pronoun. It will substitute for a possessive noun like "John's" or "Igor's" in a sentence like "John put his hand in his pocket." or "I asked Igor if the wallet was his."
His in English is a third person singular masculine possessive pronoun. It will substitute for a possessive noun like "John's" or "Igor's" in a sentence like "John put his hand in his pocket." or "I asked Igor if the wallet was his."