Nerd
Noun · Hacker Culture
Definitions
A person strongly associated with intense intellectual or technical interests, often in computing, science, games, or niche hobbies. The term has shifted from insult toward a more neutral or proud identity marker in many tech circles.
In plain English: Someone who is deeply interested in a subject, often in an intense or enthusiastic way.
Example: "The office is full of database nerds, compiler nerds, and keyboard nerds."