Someone who tends to be a jackassconstantly to everyone he meets, just for the fun of it!
Karnesis just shoved that little girl out of the way so he could get to the buffet first! He is such a dick head, fags get turned on when they see him!
a dick head is a person that has a dick/penis insted of at head. these kind of people are very rare but can be found in public strip clubs under the stage