geek

1. A carnival performer specializing in bizarre and unappetizing behavior. (dated) · I once saw a geek bite the head off a live chicken.
2. A person who is intensely interested in a particular field or hobby and often having limited or nonstandard social skills. Often used with an attributive noun. (colloquial) · I was a complete computer geek in high school, but I get out a lot more now.· Most famous actors are really theater geeks at heart.
3. An expert in a technical field, particularly one having to do with computers. (colloquial) · My laptop’s locked up again. I need a geek.
4. The subculture of geeks; an esoteric subject of interest that is marginal to the social mainstream; the philosophy, events, and physical artifacts of geeks; geekness. (colloquial, uncountable)
5. An unfashionable or socially undesirable person. (colloquial) · Why do you hang around with them? They’re just geeks.

Plural geeks