Green’s Dictionary of Slang

1. (US Und.) a machine gun.

1935

A.J. Pollock Und. Speaks.

2. (US drugs/prison) an improvised hypodermic needle made from a sewing-machine needle.

1937		B. Dai Opium Addiction in Chicago.
1949		Monteleone Criminal Sl. (rev. edn).
1959		J.E. Schmidt Narcotics Lingo and Lore.