Noun, Proper: adj. A creepy guy, usually identified by a third party, typically found in large crowds, who consistently gets caught staring at a person for an extended period of time.
I found Cornhead in the gym this afternoon, staring at the sweaty basketball players again.
"Stop giving her that cornhead stare man! It's creeping her out."
A coolheaded person is some one that's cool and collect and that's they're natural way. They might seem irritating to some people but really the coolest person a person might meet.
Jackson: Oh, wow, have you meet the new kidMiguel?
Tom: No why?
Jackson: He's just such a coolheaded person! You have to meet him!