the act of leaving (without permission) the place you are expected to be

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

secret aid to escaping slaves that was provided by abolitionists in the years before the American Civil War

run away from confinement

the act of physically escaping from something (an opponent or a pursuer or an unpleasant situation) by some adroit maneuver

an escape from jail

a rapid escape (as by criminals)

a journey by a large group to escape from a hostile environment

a hasty flight

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

secret aid to escaping slaves that was provided by abolitionists in the years before the American Civil War