- The pilgrimage to Mecca which every free Mohammedan is bound to make, as a religious duty, if possible at least once in his life, in the twelfth month of the Mohammedan year.
- The pilgrimage to Mecca, performed by Mohammedans. It is the duty of Moslems to make a journey to Mecca at least once ina lifetime, or if that is not possible, three journeys to one of the alternate sacred sites.
- Alternative spelling of <xref>hajj</xref>.
- the fifth pillar of Islam is a pilgrimage to Mecca during the month of Dhu al-Hijja; at least once in a lifetime a Muslim is expected to make a religious journey to Mecca and the Kaaba