The Nuttall Encyclopedia
A Mohammedan who has made his Hadj or pilgrimage to Mecca, and kissed the Black Stone of the Caaba (q. v .); the term is also applied to pilgrims to Jerusalem.
Wood, James, ed. Entry for 'Hadji'. The Nuttall Encyclopedia. https://www.studylight.org/encyclopedias/eng/nut/h/hadji.html. Frederick Warne & Co Ltd. London. 1900.