The person who always has a smart ass comment when you're talking, they seem to be the quiet person, but inside they are genius. A Seyfer is loved by everybody, even though he dislikes everyone. Seyfer=Total Badass
Yo I was at Hu-Hot and a Seyfer was working at the grill. He gave me some other kids vegetables and told me to not get the dessert tonight.
When one is in an automobile, and takes a 4 week old delopadated chowder bag full of warm chowder and slaps their passenger in their face causing chowder to explode on their face and mouth and causing them to vomit perfusly.