Green’s Dictionary of Slang

leaf n.

1. (US Und.) autumn.

[US]Matsell Vocabulum 50: leaf Autumn. ‘I will be out in the leaf,’ I will be out in the autumn.

2. (US) in drug uses [the plants from which they are taken] .

(a) (also leaf-gum) crude opium; also attrib.

[UK]‘Sax Rohmer’ Dope 138: Opening the canvas wrappings, the man began to take out and place upon the counter a number of reddish balls of ‘leaf’ opium, varying in weight from about eight ounces to a pound or more.
[US] in D. Maurer ‘Lang. of the Und. Narcotic Addict’ Pt 2 in Lang. Und. (1981).

(b) drugs in general.

[US]D. Maurer ‘Lang. of the Und. Narcotic Addict’ Pt 2 in Lang. Und. (1981).
[US]Monteleone Criminal Sl. (rev. edn).
[US]Anslinger & Tompkins Traffic In Narcotics 312: leaf. Drugs.

(c) cocaine.

[US]Monteleone Criminal Sl. (rev. edn) 143: leaf Narcotics.
[US]J.E. Schmidt Narcotics Lingo and Lore.
[US]E.E. Landy Underground Dict. (1972).
[US]ONDCP Street Terms 14: Leaf — Cocaine; Marijuana.

(d) marijuana.

[US]R. Russell Sound 17: It’s a cryin’ shame they outlawed the leaf.
[US]H. Feldman et al. Angel Dust 125: In Tacoma they smoke (alone or with some ‘leaf’) or swallow it.
in Wilson & Arnold Street Kids 52: Grass is too expensive [...] It’s one hundred a deal if you want head and seventy for leaf.
[Aus]R.G. Barratt ‘Kill Two Birds’ in What Do You Reckon (1997) [ebook] [A] plastic bag with about half-a-dozen foils in it. A few lousy grams of crappy leaf.
[US]Dr Dre ‘Still D.R.E.’ 🎵 Dr. Dre is the name, I’m ahead of my game / Still, puffing my leafs, still with the beats.
[UK]Daily Tel. (London) 30 Jan. n.p.: May I interest you in some [...] bud, leaf, Marley, pachalolo? [...] Still not with me? How about some skunk, righteous bush or, let’s be perfectly clear, marijuana?

3. (US) as a currency note.

(a) a $100 bill.

[US]M. Bodenheim Sixty Seconds 237: If a hall is closed you can bet your last leaf it was because it wouldn’t pay enough.
[US]W.N. Burns One-Way Ride 32: He squandered ‘leaves,’ which were $100 bills.
[US]H. Asbury Gangs of Chicago (2002) 340: Hundred-dollar bills were leaves, and twenty-five dollars was scornfully called two bits.

(b) a $1 bill.

[US]M.A. Gill Und. Sl.
[US]Monteleone Criminal Sl. (rev. edn).
[Aus]Cusack & James Come in Spinner (1960) 138: I’ve spent all the leaves I could in Sydney taking you round and now you’re going to let me go back to the States without so much as a real cuddle.
[US]C. Himes ‘Baby Sister’ [screenplay] in Black on Black 103: Dirty money is piled on the table. The stick man counts it. STICK MAN: Nine leaves in the circle.

(c) (N.Z. prison/und.) a cheque that is not honoured due to lack of funds.

[NZ]D. Looser Boobslang [U. Canterbury D.Phil. thesis] 106/1: leaf n. 3 a cheque rendered invalid due to lack of sufficient funds, a false cheque.

4. (NZ prison) a skinhead member of a white supremacist gang.

[NZ]D. Looser ‘Boob Jargon’ in NZEJ 13 32: leaf n. SkiI1head - White Supremacist gang member with shaven head.

5. see tea leaf n. (1), tealeaf v.

SE in slang uses

In phrases

go off with the fall of the leaf (n.) (also go off at the fall of the leaf, die at the fall of the leaf) [a pun on the leaves or hinged panels of the drop and the dead leaves that fall from a natural, rather than judicial ‘tree’; see cit. 1785; Griffiths, Chronicles of Newgate (1884), notes that the adoption of the gallows in England followed the invention of the Dublin ‘engine of death’; note George Parker Life’s Painter (1789): ‘Fall of the leaf. The new mode of hanging. The culprit is brought ; out upon a stage, and placed upon a leaf, when the rope is fixed about his neck the leaf falls, and the body immediately becomes pendant’; thus n. falling leaf, execution by hanging]

to be hanged.

[UK]Grose Classical Dict. of the Vulgar Tongue n.p.: Leaf, to go off with the fall of the leaf, to be hanged; criminals hanged in Dublin, being turned off from the outside of the prison by the falling of a board, propped up, and moving on a hinge, like the leaf of a table, (Irish).
[UK]Grose Classical Dict. of the Vulgar Tongue ms. additions n.p.: Leaf. To go off at the fall of the Leaf, to be Hanged by the New Contrivance, where by the falling of a leaf or Platform the Patients are left Suspended in the Air .
[UK]G. Parker Life’s Painter 138: He went off at the fall of the leaf, at tuck ’em fair — he died d—d hard, and was as bad as brass.
[UK]Lex. Balatronicum [as cit. 1785].
[UK]Egan Grose’s Classical Dict. of the Vulgar Tongue [as cit. 1785].
[UK]Hotten Sl. Dict. 169: leaf the drop on which executions take place, which are defined as the ‘fall of the leaf’ by the ribald spectators.
[UK]A. Griffiths Chronicles of Newgate 423: The old vulgar ‘chaff’, ‘Take care, or you’ll die at the fall of the leaf’.
[NZ]Tuapeka Times (Otago, NZ) 12 Aug. 6/4: A hanging is called ‘the fall of the leaf’ because the victim has reached the ‘autumn of life’ and drops like a withered leaf.
[US]A.J. Pollock Und. Speaks 37/2: Falling leaf, when an execution is taking place (prison).
[Ire]Share Slanguage.