Hunger has been always regarded as one of the signs in mysticism and morality and all Sufis have known it as one of the bases for their special manner of life. Some have known it to mean eating based on need, some other to mean fasting and some to mean not eating but necessarily. The author, as is understood in the paper, relying on Quran and sunnah, has explained that the meanings are intended for common people, special believers and Divine most chosen including prophets respectively.