hajiEnglishOxford New American Dictionaryhaji /ˈhajē, ˈhædʒi / (also hajji or hadji) ▸ noun (plural hajis) a Muslim who has been to Mecca as a pilgrim: [as title] Haji Hadi. – ORIGIN from Persian and Turkish hājjī, hājī, from Arabic ḥajj (see hajj).