Derived form the word "nene" which can mean "baby", or "loved one". Mixed with a few drinks, makes nenehooterhead. which can be a person, or "nene", who causes some disrupt for a large group of people or for just a person. Generally used when playing poker, or something that is, in any way, competitive.
"You are a genuine nenehooterhead for winnig thirty dollars off that bet!"
"Mike is a real nenehooterhead"