(1) The useless bit of skin thrown away during circumcision.
(2) Anybody that is equally as useful as (1)
He's just a total cocknozzle.
Similar to a Tool or Douchebag. Somebody who acts in a less than acceptable manner, and dresses the part.
Dude, this guy came out of the grocery store wearing sweat pants and a fanny pak yelling on his cell phone about how he stole cigarettes from his mom.
What a fucking Cocknozzle!