Milkhead originated in Philadelphia, 2004 AD. The actual phenomenon was born 1990 AD. It is used for specific losers (lo-ser) who can be described in no other way except for Milkhead.
It is commonly used for girls who have no idea what they are talking about.
Wow, Susie. She is such a milkhead.
by Diz June 17, 2004
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A person who is very white with a large head and appears to have success based solely on this attribute.
"Jeff is such a milkhead, I just asked him how he has his own business and I saw his brain sloshing as he considered it."
by ChefJess May 26, 2006
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