on doog adj.
|Great World of London I 5: It’s on doog, Whelky, on doog (no good, no good).|
|(con. 1840s–50s) London Labour and London Poor I 23/2: On doog ... No good. [Ibid.] 24/1: He [...] concluded emphatically with ‘doog:’ — ‘good’.|
|Cockney 298: A few stray words and expressions, such as top o reeb (pot of beer) and on doog (no good) survive with restricted usage in cockney colloquial slang.|
|Davo’s Little Something 13: If it [i.e. a piece of meat] was completely rotten and crawling with maggots, it was ‘on doog — luff of toggams’.|