n. A journey taken to escape from danger; an exodus.
the GNU version of the Collaborative International Dictionary of English
n. The flight of Mohammed from Mecca, September 13, a. d. 622 (subsequently established as the first year of the Moslem era); hence, any flight or exodus regarded as like that of Mohammed.
The Century Dictionary and Cyclopedia
n. See hejira.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
n. a journey by a large group to escape from a hostile environment
n. the flight of Muhammad from Mecca to Medina in 622 which marked the beginning of the Muslim era; the Muslim calendar begins in that year
Word Usage
"While keeping the above definitions in mind---I want to provide some more background--As my previous posts indicated--the muslims of Mecca had been persecuted in Mecca and they eventually fled to Medina--the event is called the hegira and the start Year one of the muslim calender."