Green’s Dictionary of Slang

broken, the n.

[SE broken meats]

(UK und.) scraps of food, as given out to tramps.

[UK]Flash Mirror 7: Cleansing a Kitchen. — Togging as a beggar. Making your entrance [...] into a gentleman’s kitchen, and while the servant is preparing to collect the broken for you, pocketing a few stray silver knives, forks, &c.