cowell lick

1: The ungodly manner in which Simon Cowell half parts and half spikes his hair; a horribly fashioned hairdo in which the hair is parted down the center and one side sits higher than the other... the hair is usually a mixed look of flat and spiked, as if the person sat a book on their head for 5 hours after showering.

2: A type of hair fail for douchebags.