Green’s Dictionary of Slang

highbrow n.

also brow
[highbrow adj.]

1. (orig. US) a clever person, an intellectual; depending on context there is often a nuance of jealous attack; thus highbrowism n.

[US]A. Garcia Tough Trip Through Paradise (1977) 66: Highly educated highbrows of the plains like Beaver Tom and I called them lady Injuns.
[US]A. Bierce letter 21 Feb. in Pope Letters of Ambrose Bierce (1922) 131: So your colony of high-brows is re-establishing itself at the old stand.
[UK]‘Sapper’ Mufti 111: Are you reading all the highbrows?
[US]F.S. Fitzgerald This Side of Paradise in Bodley Head Scott Fitzgerald III (1960) 60: Alec Connage [...] liked him in a vague way, but was afraid of him as a highbrow.
[US]N. Putnam West Broadway 40: Them books I had bought and those highbrows I’d been out with seemed stuffy and smelly and kind of unreal.
[US]Gleason & Taber Is Zat So? II i: Do ya wanna be a brow all your life – so that reg’lar folks can’t get jerry to a word ya say?
[UK]Nottingham Eve. Post 27 Nov. 3/5: The editor of the ‘Live Stock Journal’ revealed [...] that the cow is a highbrow who likes good music.
[US](con. 1920s) J.T. Farrell Judgement Day in Studs Lonigan (1936) 755: That Parker was [...] A fake high-brow, lording it over every poor guy who came along looking for a job.
[US]S. Lewis Kingsblood Royal (2001) 141: Keeping up with the highbrows is worse than keeping up with the Joneses.
[UK]K. Williams Diaries 30 Apr. 75: He [...] indulges in pseudo-highbrowism about the policy of the theatre.
[US]B. Appel Sweet Money Girl 27: He and some other highbrows in our crew batted around Beethoven.
[UK]C. MacInnes ‘The Express Families’ in England, Half Eng. (1960) 32: George is [...] Giles’s idea of a working-class highbrow.
[UK]J. Bradner Danny Boy 100: The Portugees in good jobs snob them who live in Albuoystown, and the former, in turn, is snobbed by the high-brows.
[UK]K. Lette Llama Parlour 27: Okay, so I wasn’t exactly a highbrow [...] but I wasn’t a card-carrying yobbo either.

2. (US) a kill-joy, a puritan.

[UK]E. Glyn Flirt and Flapper 70: Flirt: What are highbrows? Flapper: They’re just a nuisance and prevent you from having a helluva time.

In derivatives

highbrowish (adj.)

ostentatiously clever; intellectually demanding.

[US]Proc. of Nat. Education Assoc. of US 252: The communities that most need awakening are incapable of finding utility or amusement in these rather sophisticated and ‘highbrowish’ affairs.
[US]O.O. McIntyre Day By Day in New York 24 Apr. [synd. col.] New York audiences like to appear high-browish.
[US]J.P. Tumulty Woodrow Wilson [ebook] It gave further proof to them that the man elected Governor was not ‘highbrowish’.
[US]Editor 99-101 34/2: Most people who don’t know the game, think that short story writing is an esoteric, mysterious occupation, that's highbrowish and unreal.
[UK]A. de Hegedüs Rehearsal under Moon 182: [The script is] full of very forced and highbrowish tricks covering a hackneyed plot.
[UK]H. Hobson Theatre 4: A highbrowish revue, Oranges and Lemons, was being played at a Wednesday matinee at the Globe Theatre.
[UK]H.S. Booch Star-Portrait 140: Shyama is a quiet, retiring type. She seldom attends any public functions and prefers to stay indoors. That does not mean she is a stiff highbrowish type.
[US]P. Whiteman Jazz 180: Does the very word "classical" make you nervous because it sounds so highbrowish?
[US]B.L. Callen Guide of Soul & Mind 71: [The campus] hopes to be spicy without being frivolous; deep without being dry; religious without being sanctimonious; intellectual without being ‘highbrowish’.