Green’s Dictionary of Slang

(UK Und.) to divide up, to hand over a share of the loot; often as snack the bit/cole v.

1675		Wycherley Country-Wife III ii: Who is that, that is to be bubbled? Faith let me snack, I han’t met with a bubble since Christmas.
1719		A. Smith Lives of Most Notorious Highway-men, etc. (1926) I 85: He and his comrades coming to an inn to snack their booty .
1735		Proc. Old Bailey 11 Sept. 142/2: When we have got the Reward we will snack the Cole between us, and bite all the rest.
1741		Ordinary of Newgate Account 31 July 🌐 We went away [...] and snack’d the Cole: The Togees and Wedges was divided between our particular Spouses.
1756		Memoirs of an Oxford Scholar 80: But damme, I will have her yet, if I can; and so shall you --- we’ll snack her.
1789		G. Parker Life’s Painter 158: Snack the bit. To share the money.
c.1790		‘De Kilmainham Minit’ Luke Caffrey’s Gost 6: And when dat he mill’d a fat slap, / He me-ri-ly melted de winner, / To snack wid de boys of de Pad* [*footnote: The last Line of every Verse is to be spoken in the Newgate Style].
c.1800		Song No. 25 Papers of Francis Place (1819) n.p.: Those that are down in the whit [...] Who laugh at the num culls they’ve bit, / While here they are snacking their treasure.
1809		G. Andrewes Dict. Sl. and Cant n.p.: Smack [sic] the bit share the booty.
1821		Flash Dict. [as cit. 1809].
1821		‘An Amateur’ Real Life in London I 557: The bilk is in such a hurry, cannot spare time to go to a shop to have the articles valued, but assures his intended victim, that, as they found together, he should like to smack the bit, without blowing the gap, and so help him God, the thing wants no buttering up, because he is willing to give his share for such a trifle. [Smack the bit Share the booty].
1835		G. Kent Modern Flash Dict. [as cit. 1809].
1848		Flash Dict. in Sinks of London Laid Open.
1859		Matsell Vocabulum 81: ‘Smack the swag,’ share the spoil.
1891		A. Day Mysterious Beggar 264: If you manage getting the child over here at once, I’ll snack an even-up with you.