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1.
Someone with idiotic idiosyncrasies.
Look at that guy climbing a mountain in flip-flops. What a faffhead.
by wearetheloop January 24, 2008
 
2.
A person who has no interest in their life or anything that surrounds them
He's driving a Peugeot 2000, what a faffhead!
by J. Clarkson August 16, 2011