1. [20C+] (Aus.) as the spear, dismissal from a job.
2. [1930s+] (US drugs) a hypodermic syringe.
3. [1980s] (US Und.) a pickpocket.
[late 19C–1960s] (Aus.) to be dismissed from a job.
see spear v. (3)
SE in slang uses
[1960s–70s] (Aus.) a spear-fisherman.
a derog. term for a black person [the image of the African tribesman as a ‘primitive’].