Green’s Dictionary of Slang

pack n.3

(drugs)

1. a packet of heroin.

[US]H. Ellison Web of the City (1983) 176: Let’s fall up to your pad and find a pack. I need a shot right now.
[US]V.E. Smith Jones Men 104: He a big dope man [...] Why don’t you ask him for a pack, huh?
[UK]J. Morton Lowspeak.
[US]ONDCP Street Terms 16: Pack — Marijuana; heroin.

2. a packet of pills.

[US]Lannoy & Masterson ‘Teen-age Hophead Jargon’ AS XXVII:1 28: PACK, n. 1. Package of capsules of drug.

3. a packet of marijuana.

[US]Lannoy & Masterson ‘Teen-age Hophead Jargon’ AS XXVII:1 28: PACK, n. 2. A pack of marijuana cigarettes.
[US]W. King ‘The Game’ in King Black Short Story Anthol. (1972) 307: I gave you two for a cent pack.
[US]ONDCP Street Terms 16: Pack — Marijuana; heroin.
Cheif Keef ‘Macaroni Time’ 🎵 So what I walk in court smelling like packs?
Harlem Spartans ‘Money & Beef’ 🎵 And bro just went cunch / I bet he's tryna take the pack.

4. a packet of cigarettes.

[US]Ragen & Finston World’s Toughest Prison 811: pack – A package of cigarettes.
[US]C. Cooper Jr Farm (1968) 70: I got high on mace, 4 packs for a do.
[US]T. Jones Pugilist at Rest 101: What kind of doctor has a two-pack-a-day cigarette habit?

5. (US drugs) pack of crack cocaine vials.

[US]Simon & Burns ‘The Buys’ Wire ser. 1 ep. 3 [TV script] ‘How much more to that pack?’ ‘50. 60.’ ‘Re-up’s late’.

6. (UK drugs) a package of drugs worth £1000.

J. Spades ‘Anytime I Want’ 🎵 My brudda phoned me, he got a pack in / Said he got the yay from north west.
67 ‘Live Corn’ 🎵 67 over everything / Break packs, double up, bring weapons in.
Central Cee ‘Day in the Life’ 🎵 You ain't never sat in the trap with a pack / Hear the doorbell ring and your heartbeat lag.

SE in slang uses

In compounds

packrat (n.) [SE pack rat, the US bushy-tailed woodrat, known for its collecting of objects] (US)

1. an obsessive hoarder.

[[US]Western Liberal (Lordsburg, NM) 4 Jan. 1/5: Nobody is going to starve in America, if the human squirrels and pack-rats don’t try to [...] smuggle all the food off to secret caches].
[US](con. 1950) R. Leckie March to Glory (1962) 21: All right, ya pack rat. But remember—when we get the rations with chocolate in ’em, I get the chocolate .
[US]J.D. Horan Blue Messiah 148: Pepe’s office was not the cramped, cluttered pack-rat’s nest.
[US]J. Ellroy Brown’s Requiem 124: He was a notorious hobo and pack rat.
[US]J. Wambaugh Golden Orange (1991) 230: She wasn’t exactly a bag lady, more of a pack rat, always wearing layers of dresses.

2. a hotel bellboy.

[US]Chapman NDAS.

In phrases

pack of poo tickets (n.) [punning on poo n.1 (2)/like a pakapoo ticket under like a... phr.]

(Aus.) a lavatory roll.

Phrase Finder 9 Nov. 🌐 What I’ve found is that a ‘pack of poo tickets’ is a roll of toilet paper. Why ‘tickets?’ ‘Cause it’s funny and finishes the phrase with fricatives, but particularly due to the imagery of a slip of paper. I can only try to rationalize the association with disarray with an implied sense of used toilet paper [or a spent pack of poo tickets (soiled, wadded up, etc.)].
pack of rocks (n.)

(drugs) a packet of marijuana cigarettes.

[US]Anslinger & Tompkins Traffic In Narcotics 313: pack of rocks. A package of marihuana cigarettes.
pack, shack and stack (n.) [stack n.1 (1)]

(orig. US black) one’s entire belongings: clothes, home and money.

[US](con. 1940s–60s) Décharné Straight from the Fridge Dad 140: Pack, shack and stack All your belongings — your clothes, your home, and your money.