Green’s Dictionary of Slang

dogtown n.2

[? its fig. population of ‘one man and a dog’]

(N.Z.) a derog. nickname for Port Chalmers.

[NZ]Truth (Wellington) 8 July 7: The quickest way to cause a riot and raise an insurrection is to call an inhabitant of Port Chalmers a dweller in Dogtown [DNZE].