Definition from Wiktionary, the free dictionary
religitard (plural religitards)
- (slang, derogatory) An adherent of a religion, especially one who is dogmatic.
2008 2 June, Gwen, “Re: God made pre-humans into people, Vatican newspaper says”, alt.abortion, Usenet:
- Come on you, religitards: Prove your God exists and I'll shut the hell up.
- For more examples of usage of this term, see Citations:religitard.