Geek

English

British dialect geck (fool); compare Dutch gek (crazy) or gekkie (crazy person).

geek (geeks) informal

(somewhat dated) A carnival performer specializing in bizarre and unappetizing behavior.
I once saw a geek bite the head off a live chicken.
(colloquial) An unfashionable or socially undesirable person.
Why do you hang around with them? They're just geeks.
(colloquial) A person intensely interested in a particular field or hobby, generally at the expense of broader social interaction. Often used with an attributive noun.
I was a complete computer geek in high school, but I get out a lot more now.
Most famous actors are really just theater geeks at heart.
(colloquial) An expert in a technical field, particularly to do with computers.
My laptop's locked up again. I need a geek.
Do you think you need a hardware geek or a software geek?
(Australian colloquial) A look.
Have a geek at this