Definitions
1.NounA carnival performer specializing in bizarre and unappetizing behavior."I once saw a geek bite the head off a live chicken."
2.NounA 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."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.NounAn expert in a technical field, particularly one having to do with computers."My laptop’s locked up again. I need a geek."
4.NounThe subculture of geeks; an esoteric subject of interest that is marginal to the social mainstream; the philosophy, events, and physical artifacts of geeks; geekness.
5.NounAn unfashionable or socially undesirable person."Why do you hang around with them? They’re just geeks."
6.VerbTo perform bizarre and unpleasant feats as part of a carnival.
7.VerbTo enthusiastically engage in geek-like or nerdy interests."It was our first time at a Star Trek convention and we had an amazing time wandering around and geeking."
8.VerbTo be nervous or hyperactive due to using crack cocaine.
To be under the influence of a mood-altering drug.
9.VerbTo be under the influence of a mood-altering drug.
10.NounA look."Have a geek at this."
11.VerbTo look; to peep; to stare about intently.
12.Verb↑ James Lambert The Macquarie Australian Slang Dictionary (Sydney: Macquarie Library) 2004, page 90.