Green’s Dictionary of Slang

danna n.

[dunnaken n.]

human or other excrement; thus danna drag, a nightman’s or dustman’s cart; note var. in cit. 1803.

[UK]Sporting Mag. Apr. XXII 54/1: An please your honour [...] for prigging a Jacob from a dunger-dan-ding-drag.’ [...] Prigging is to steal, a Jabob, is a ladder; and a dunger dan-ding-drag, a night cart.
[UK]Vaux Vocab. of the Flash Lang.
[UK]Flash Mirror 20: Peter Smutto [...] has entered his old flag of the Jacob and Drag, and he now does his business under the cognomen of the Bucket and Dunnaken.
[UK]Hotten Dict. of Modern Sl. etc. 29: DANNA, human ordure [...] DANNA DRAG, a nightman’s or dustman’s cart.
[UK]Hotten Sl. Dict. [as cit. 1859].
[UK]Sl. Dict.
[Aus]Crowe Aus. Sl. Dict. 22: Danna, night-soil [...] Dannadrag, a night-cart.