The intentional parting of ones hair down the middle for the purpose of hiding widow's peak type male pattern baldness. This style is commonly adopted by washed out Rock and Roll bands and their fans. It is closely related to the comb over.
In preparation for his 20 year high school reunion, Bob decides to style his hair into a split-over to hide his male pattern baldness.

Hey Joe, check out the split-over on that guy.
by Carleidoscope June 7, 2014
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