Meaning

noun a person who does not acknowledge your god

noun a person who follows a polytheistic or pre-Christian religion (not a Christian or Muslim or Jew)

noun someone motivated by desires for sensual pleasures

originFrom Middle English pagan (adjective and noun), from Latin pāgānus (“rural, rustic; civilian”), replaced Middle English payen from the same root. The meaning “not Christian” arose in Vulgar Latin, probably from the 4th century, owing to the Roman countryside being largely non-Christian, or potentially from the “civilian” meaning—denoting those not in the “army of Christ”. As a self-designation of…

Etymology from Wiktionary, CC BY-SA 3.0