Green’s Dictionary of Slang

juniper (juice) n.

also balm of juniper, juniper ale, juniper water
[SE juniper, its primary constituent]

gin.

[UK]Rowlands Well met Gossip B4: For Gods loue quicke: some Iuniper sweete Brother.
[UK]G. Meriton In Praise of York-shire Ale 3: Juniper, Brandy and Wine.
[UK]C. Sedley Bellamira II i: She needs no Paint for Complexion, but ’twill not be amiss to use Juniper Water, for good Humor, she is so melancholy.
[UK]N. Ward Compleat and Humorous Account of Remarkable Clubs (1756) 239: Drink my Juniper-Ale, and ’till open the Tail, / Turn a Hypocrites Zeal into Farts.
[UK]Westmoreland Gaz. 30 Jan. 1/4: A Female Window Smasher [...] long-famous for smashing windows [...] Two officers were then directed to take this neat example of ‘Juniper suckers’ [...] to Bridewell.
[UK]Chester Chron. 6 Sept. 2/1: The real juniper juice must have been the waters of inspiration.
[UK]‘Jon Bee’ Dict. of the Turf, the Ring, the Chase, etc. 107: Juniper — the general name of gin.
Poor Man’s Guardian (London) 22 Dec. 6/2: I’m an orator too - I oil my tongue with juniper juice, says Duffey.
‘The Miller’s Maid’ in Lloyd’s Companion 26 Sept. 4/2: A soft stream of the cordial balm of Juniper was passing down her throat.
[UK]J.E. Ritchie Night Side of London 195: The pots of heavy and the quarterns of juniper are freely quaffed.
[UK]R. Whiteing Mr Sprouts, His Opinions 2: There’s many a poor creeter without so much as an old jacket to pawn for a toothful o’ juniper.
[US]Daily Phoenix (Columbia, SC) 26 Apr. 1/1: Atern gin distiller [...] desires to impart an old fruit flavor to his juniper juice.
[UK]Sl. Dict.
[US]Daily Globe (St Paul, Minn.) 28 Dec. 4/1: The festive Swedes [...] mixed juniper juice with their Christmas, and each were repentant.
[US]St Paul Daily Globe (Minn.) 30 Sept. 3/3: Alice Downey, a saddle-colored damsel of unsavory repute, loaded up on a bad brand of juniper juice last night.
[US]Guthrie Daily Leader (OK) 28 Dec. 6/3: Chapman had enough of the juniper juice in him to be evil.
[UK]Sporting Times 11 Mar. 2/3: The extortionate old harridan pulled out a bottle of very potent juniper, and under the spell of the third or fourth crack at it, Anita’s tongue loosened.
[US]S. Ford Shorty McCabe on the Job 78: ‘But how about you and the juniper juice?’ ‘Oh, I could quit that easy if there was anything else to do.’.
[US]B. Hecht A Thousand and One Afternoons [ebook] Mr. Ludlow sat in his room at the Morrison Hotel, a decanter of juniper juice at his elbow.
[US]R. Whitfield Green Ice (1988) 13: Pick up some fresh juniper juice on the way home.
[US]R.L. Bellem ‘Murder’s Mouthpiece’ Hollywood Detective Aug. 🌐 Florrie Doddridge clipped you on the sconce with a fifth of juniper juice.
[US]W. Guthrie Seeds of Man (1995) 378: By juniper juice an’ by grassyhoppers, I’m sure gon’ta switch my tail over ta Study Butte.
[UK]T. Sutherland Green Kiwi 187: He continued to extol to me the virtues of ‘juniper juice’.