1another name for Satan
2literary The planet Venus when it rises in the morning.
3luciferarchaic A match struck by rubbing it on a rough surface.‘Leaning sideways and striking a lucifer against the toenails on the elephant foot umbrella stand, Dimpler thoughtfully lit his last Cuban.’‘A quantity of lucifers were in his cart ignited and Jones with his horses were burnt to death.’
Old English, from Latin, ‘light-bringing, morning star’, from lux, luc- ‘light’ + -fer ‘bearing’. Lucifer (sense 1) is by association with the ‘son of the morning’ (Isa. 14:12), believed by Christian interpreters to be a reference to Satan.