What is Five-head?
1.
A forehead so incredibaly large it can be classified by the next number up.
"That guys got a hugre forehead!"
"Yeah dudes got a five-head
2.
A large forehead. A play on forehead sounding like four-head.
Her forehead is so enormous it's a five-head.
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3.
The original definition from the late 1980's characterizes those late teen-age and early twenty-something males with a prematurely rising/receding hairline.
Dude, what happened to you last summer? You went from a forehead to a five-head.
Huh?
Your hairline is receding...you look thirty.
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4.
An extremely large forehead. Soo large, one can place his whole hand (Five fingers) on it.
"Rihanna doesn't have a forehead...she's got a five-head"
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5.
A person with a receeding hairline.
Your shits fucked up. You ain't got a forehead you got a five-head.