noun (n)

• (Judeo-Christian and Islamic religions) chief spirit of evil and adversary of God; tempter of mankind; master of Hell(noun.person)

  Synonym:
  beelzebub, devil, old nick, prince of darkness, satan, the tempter
  

  source: wordnet30
• a planet (usually Venus) seen just before sunrise in the eastern sky(noun.object)

  Synonym:
  daystar, morning star, phosphorus
  

  source: wordnet30
• lighter consisting of a thin piece of wood or cardboard tipped with combustible chemical; ignites with friction(noun.artifact)

  Example:
  As long you've a lucifer to light your fag.
  

  Synonym:
  friction match, match
  

  source: wordnet30
• The planet Venus, when appearing as the morning star; -- applied in Isaiah by a metaphor to a king of Babylon.(noun)

  source: webster1913