知情人 Traditional form: 知情人 Pinyin (reading): zhīqíngrén Definitions: person in the know insider informed source Characters: 知 - to know, to perceive, to comprehend 情 - emotion, feeling, sentiment 人 - man, person; people Traditional characters: 知 - to know, to perceive, to comprehend 情 - emotion, feeling, sentiment 人 - man, person; people