Top Definition
Someone who holds irrational religious fundamentalist beliefs and no matter what evidence is provided to the contrary will never change.
Bill: Hey George did you hear that geneticists have discovered the "gay" gene?

George: Bullshit, the devil makes them that way and it is my job to cleanse them of that evil!

Bill: George, you are such a faith head!
by Furback September 30, 2009

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