ice-cream, n. — Green’s Dictionary of Slang

ice-cream n.

1. (US drugs) cocaine, morphine, heroin, crack cocaine; also attrib. [the whiteness of the drugs and the pleasure they give].

1927		H. Asbury Gangs of N.Y. 323: And lowest of all were the ice cream eaters, who chewed the crystals of cocaine, morphine, or heroin.
1975		E. Torres Carlito’s Way 114: The ice cream is melted so how’s a dope pinch gonna stick.
1989		J. Morton Lowspeak.
1992		Click ‘Mic Check’ 🎵 Some might think I’m slanging yola, ice cream, candy, see.
2002		A. Mariello ‘Dirty Dictionaries’ on Weekly Dig 🌐 He tried to pork every glory hole in a five-mile radius, but nobody’s joy-buzzer was having it. We just wanted to smoke more ice cream.
2011		Young Jeezy ‘Nothing’ 🎵 Fuck the sellin words, bitch, I sold ice cream.

2. (US campus) alcoholic drink.

1984

Eble Campus Sl. Sept. 4: ice cream – alcohol.

In compounds

ice-cream man (n.)

1. a dealer in narcotics.

1952		Lannoy & Masterson ‘Teen-age Hophead Jargon’ AS XXVII:1 27: ICE CREAM MAN, n. Seller of drugs, usually opium derivatives.
1971		E.E. Landy Underground Dict. (1972).

2. (US black/drugs) a seller of crack cocaine.

1994		Master P ‘Tryin’ To Make A Dollar Out of 15 Cents’ 🎵 I’m the ice cream man droppin’ off hella loads.
2002		The Luniz ‘Dict.’ at luniz.com 🌐 Ice Cream Man: Crack Dealer.
2009		Fat Joe ‘Ice Cream’ 🎵 Ice cream, I’m the ice cream man.

SE in slang uses

In compounds

ice-cream habit (n.) [habit n. (1); on the premise that one likes ice-cream but doesn’t want it all the time]

(drugs) the irregular use of an otherwise addictive drug.

1938		D. Maurer ‘Lang. of the Und. Narcotic Addict’ Pt 2 in Lang. Und. (1981).
1949		Monteleone Criminal Sl. (rev. edn).
1953		Anslinger & Tompkins Traffic In Narcotics 311: ice-cream habit. The use of drugs for a day or two a week without becoming addicted.
1969		R.R. Lingeman Drugs from A to Z (1970).
1971		E.E. Landy Underground Dict. (1972).
1989		Courtwright & Des Jarlais Addicts Who Survived 63: Some individuals manage to use it occasionally [...] Narcotic users themselves have long recognized this pattern, and have a host of names for it: ‘weekend habit,’ ‘chicken-shit habit,’ ‘ice-cream habit,’ ‘Saturday-night habit,’ ‘chippy habit’.
2001		ONDCP Street Terms 12: Ice cream habit — Occasional use of drugs.

ice-cream pants (n.) [the colour]

(US) lightweight, light-coloured summer trousers; thus ice-cream panted adj., wearing such trousers.

1884		Wilson & Lea Photographic Mosaics 105: One of my assistants [...] accidentally got the silver all over his ‘new ice-cream pants’ (as he called them).
1908		Sat. Eve. Post 5 Sept. 15/1: About half-past eight Johnny ambled up, decorated with a blue coat, white vest an’ ice cream pants, an’ his hair all slicked down [DA].
1913		Sport (Adelaide) 6 Dec. 9/3: Sam J. thinks because he wears ice cream pants at church that he can catch a tabby.
1917		Price's Carpet and Rug News 3-4 24/3: Whenever I see a man wearing ice cream ‘pants’ and an alpaca coat l want to ask him how are the folks back home.
1924		L.R. Freeman Down the grand Canyon 75: He kind of distrusted on general principles dudes that wore ice-cream pants and silk socks.
1935		N. Algren Somebody in Boots 144: No ice-cream panted college bastard was going to shove him, Cassy McKay, off the sidewalk.
1947		Chicago Trib. 25 May 12: All the fellers have to come in dark coats, ice-cream pants an’ white shoes [DA].
1969		Moore & Stone A Certain Morbidness 104: [...] a frightened and battered man in a pair of ruined ice-cream pants.
1972		Beine & Cochell Land of the Coyote 154: An older man, at least twenty-five, wearing ice cream pants and a bow tie.
1998		M.M. Douglas Barefoot on Crane Island 209: Don, in white ‘ice cream’ pants and navy blue jacket, stood shocked, dripping, and furious.
2004		J. Travis Prairie View 90: Just doesnt pay to wear ice-cream pants to a wrestling match, white boy, specially not on blacktop.

ice-cream suit (n.)

(orig. Aus./US) a white linen suit.

1885		Valley Falls Register (KS) 20 Mar. 5/3: Mr WJ Talbott [...] came out Sunday in an ice cream suit.
1890		Lawrence Dly Jrnl (KS) 26 Mar. 3/3: Now is come the season when the dude will blossom forth in his new ice cream suit and low cut shoes.
1909		Sun. Times (Perth) 15 Aug. 4s/8: I’m mad to see Jack Boileau in his ice-cream suit.
1915		Sport (Adelaide) 22 Jan. 5/2: Stylish Pat looks a dag in that white waiscoat. Why don’t you get an ice cream suit and have done with it.
1919		D. Runyon ‘A Tale of Two Fists’ XXVIII in Pittsburgh Press (PA) 16 June 23/3: Demspey wore an ice-cream suit of clothes, one of those very light-colored affairs.
1925		Corvallis Gaz.-Times (OR) 29 June 2/5: [advert] The candy kid in his ice cream suit.
1930		El Paso Eve. Post (TX) 23 Aug. 7/5: Dressed in an ice cream, suit, a flashy tie and a straw hat.
1946		Charlotte Obs. (NC) 8 May 15/1: An ice cream suit, a Miami hat and a necktie you could have flagged a train with.
1965		W. King ‘The Game’ in King Black Short Story Anthol. (1972) 305: Stacked broads rushed in on the arms of stiffies straight from the cornfields; you know – them cats with the cowboy hats and ice-cream suits.
1972		A. Chipper Aussie Swearers Guide 56: Troppo ice creams (light colour summer-weight clothing).
1972		E. Kimbrough Now and Then 39: I don’t want to get a speck on that handsome ice cream suit of yours.
1986		R. Campbell In La-La Land We Trust (1999) 142: A man in an ice-cream suit walked in and sat down.
1992		B. Gifford Night People 131: A large Latino man [...] dressed in an ice cream suit.
2005		D. Brown Treason 1: I mean, did you hear this little punk in his vanilla ice-cream suit?