Green’s Dictionary of Slang

wine n.1

1. (orig. university) a party at which those assembled drink wine.

[UK]C. Kingsley Alton Locke (1862) 123: He disappeared every day about four to ‘hall’; after which he did not reappear till eight, the interval being taken up, he said, in ‘wines’ and an hour of billiards.
[UK]T. Hughes Tom Brown at Oxford (1880) 91: How that snubbing you got at the Ecclesiological wine party seems to rankle [...] I’ll never mention that unfortunate wine again.
[UK]‘Cuthbert Bede’ Little Mr. Bouncer 53: Did you hear of Warner of Exeter’s Wine, last monday night?
[UK]Daily News 6 Mar. in Ware (1909) 267/1: His first ‘wine’, given in his own room, was an awful ordeal.
[US]Nat. Police Gaz. (NY) 20 Nov. 7/2: One ot tbe most absurd Instances of ignorant aping of English customs on record comes from Harvard, where an ambitious student sent out invitations to a "wine.' having heard [...] that such festivities were the proper thing at English universities.
[UK]Echo 5 Sept. n.p.: Surely such a wine was never given at Oxford in any gentleman’s room [F&H].

2. (N.Z. prison) liquid morphine.

[NZ]D. Looser Boobslang [U. Canterbury D.Phil. thesis] 203/2: wine n. liquid morphine.

SE in slang uses

In compounds

wine bum (n.) [bum n.3 (2)]

(US Und.) a wine-drinking alcoholic.

[US]J. Black You Can’t Win (2000) 131: It serves me right [...] if I get lousy throwing all you wine bums in and out of the wagon.
wine-dot (n.) [a pun on SE Wyandotte, a breed of medium-sized domestic fowls, orig. found in US]

(Aus.) a drinker of cheap wine.

[Aus]Smith’s Wkly (Sydney) 25 Dec. 6/4: Three old wine-dots, sipping in the corner, took one look, said ‘This is it! We're in the rats!’.
[Aus]T.A.G. Hungerford Riverslake 35: What’s his special? Is he a wine-dot?
[Aus]P. Pinney Restless Men 171: Yah, yer bloody winedot [...] You pong like a camel-driver’s jockstrap.
[Aus]T. Davies More Aus. Nicknames 109: The Wyandotte It started as the Winedot, and was the nickname of a worker who simply would not face the night shift without a bottle of wine.
[Aus] (ref. to 1920s–30s) Hepworth & Hindle Boozing out in Melbourne Pubs 15: Those who followed the Bacchic way were variously known as plonk fiends or artists, plonkos, winos, bombo bashers, winedots and wyandottes.
wine dump (n.) [dump n.3 (2)]

(US Und.) a cheap bar, frequented by wine-drinking alcoholics.

Pacific Unitarian 18-19 270/1: On lower Jackson street there is a wine dump of the lowest order, frequented by dope fiends. Men sit at the tables drinking the cheap wine, snuffing cocaine or injecting the drug into their flesh.
[US]J. Black You Can’t Win (2000) 129: The wine dumps, where wine bums or ‘winos’ hung out, interested me. Long, dark, dirty rooms with rows of rickety tables, and a long bar behind which were barrels of the deadly ‘foot juice’ or ‘red ink,’ as the winos called it. Sometimes the dump was equipped with a small lunch counter in the back where the winos could buy for a nickel a big plate of something that looked like stew, and a hunk of stale bread.
B. Towlen Golden Dawns 148: Henry first got drunk in what was commonly known, in the vernacular of the soldier, as a ‘wine dump,’ of which there were a number in the Italian section of San Francisco.
winegut (n.)

(US) an alcoholic for whom wine is the intoxicant of choice.

[US]H. Ellison Web of the City (1983) 52: Pa Santoro was a wine-gut.
winehead (n.) [SE wine + -head sfx (4)]

(US) an alcoholic who opts for wine as their preferred intoxicant; also attrib.

[US]‘Hal Ellson’ ‘Wrong Way Home’ in Tell Them Nothing (1956) 146: There’s a wine-head lying on the stoop like he’s dead.
[US]A.S. Fleischman Venetian Blonde (2006) 250: You goddam winehead.
[US]N. Heard Howard Street 61: Go fuck yourself, you wine-head bastard.
[US]D. Goines Street Players 213: He would stand and drink wine with the bums and wineheads.
[US]J. Ellroy Brown’s Requiem 46: Walter was a winehead, and when he couldn’t threaten or cajole his mother into wine money, he would rip off flat pint bottles.
[UK]J. Mowry Way Past Cool 56: The Friends skated casually [...] dodging the legs of wineheads and zoners sticking from doorways.
[US]J. Ellroy ‘Hot-Prowl Rape-O’ in Destination: Morgue! (2004) 311: Wiggling wineheads and jakelegged juicers made mad by Muscatel.