nerd

1. (slang, sometimes derogatory) A person who is intellectual but generally introverted.Examples: "The bullies used to call him a nerd at school."; "1953 Advertisement for "Businessman's Lunch", a play by Michael Quinn, in Patricia Brown, Gloria Mundi They particularly enjoy making fun of one of their fellows who is not present, whom they consider a hopeless nerd – until, that is, they learn he is engaged to marry the boss's daughter."; "I once found myself listening to a gay man who was saying wistfully, "I wish there was someplace you could go, maybe a club, where only masculine men would be allowed in." […] Ever tactful, I did not point out to him that if such a place existed, he probably would not be allowed into it, for while he wasn't a campy sort he was too much of a nerd to meet his own specification."derogatoryslangsometimes

2. (informal, sometimes derogatory) One who has an intense, obsessive interest in something.Examples: "a computer nerd"; "a comic-book nerd"Synonyms: geek, dag, propeller headderogatoryinformalsometimes

3. (informal, sometimes derogatory) A member of a subculture revolving around intellectualism, technology, video games, fantasy and science fiction, comic books and assorted media. [from 1980s]derogatoryinformalsometimes

4. (informal, sometimes derogatory, dated) One who is stupid and socially inept or unattractive; a social outcast. [from 1970s until early 1990s]Examples: "ALICE: Prithee , what might a nerd be ? GLORIA: A nerd is an idiot or other person absurd."; "To much of the world, we in America are nerds. We don't understand the world we live in."; ""You're a nerd, Jake, a nerd. You're stupid. You're clumsy. You're dirt, Jake. You're nothing.""datedderogatoryinformalsometimes