A person who tries overly hard to be cool. (someone cool is just cool, they don't have to try) Also known as the pretty-boy poser. He's that guy or that group of guys who all look the same because they follow the latest trend. They appear almost metrosexual but aren't. The only sense of style they have is from what they see in magazines or what they see everyone else wear. They will let on that they were the ones who came up with that style first.
Kevin Federline is a douchebag.
Jason is a real douchebag.