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Derogatory word for Christians and anyone who follows or believes in the Christian agenda.
"You see all those idiot smudge heads walking around last Wednesday?"

"I was talking to this fucking smudge head and he still believes that Jesus was real"
by WePutHimToBedALongTimeAgo April 30, 2012
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A person who smears the focus and/or facts of an argument because they cannot win.

It may also loosely be used to describe someone as disingenuous or stupid.
I tried arguing with this guy on YouTube but he's a real Smudge Head so I blocked him.
by William J J T June 12, 2011
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