- Islam. Hijra.
- (lowercase) Also hejira. any flight or journey to a more desirable or congenial place.
- the departure of Mohammed from Mecca to Medina in 622 ad; the starting point of the Muslim era
- the Muslim era itselfSee also AH
- (often not capital) an emigration escape or flight
1580s, the flight of Muhammad from Mecca to Medina (July 16, 622 C.E.), from which event the Islamic calendar reckons, from Medieval Latin hegira, from Arabic hijrah “departure,” from hajara “to depart.”