(Australia, New-Zealand, slang) A metal bulb filled with nitrous oxide gas, inhaled for its disassociative effects, normally intended as a propellant for whipped cream.
I reckon the thing that brings on a trip the quickest is definitly^([sic]) a nang (nitrous oxide bulb) while listening to REALLY intense music 1996 March 5, Justin O'Brien, “how long before you peak on acid?”, in alt.drugs (Usenet):
"helicopters" these days refers to those silly hats with propellers on top, which come with a free ounce of smack at any local K-mart.^([sic]) Y'know, next to the nangs (or bulbs - nitrous oxide for whipped cream). 1998 October 18, “noise” from hello.net.au and start.net.au, “H ?”, in alt.drugs.hard (Usenet):
Multicultural London English, from Jamaican English, from Jamaican Creole nyanga, potentially from West African languages, such as Mende (Sierra Leone) nyanga (“ostentation; showing off”) or Hausa yanga (“boastfulness”).
The wings were seriously a peng ting. The chips were nang. Burger was sick – the assembly was on point. The fillet was a serious ting – the thickness was there. Bossman did well. 2016 December 9, Adam Boult, quoting Elijah Quashie, “These brilliant videos about London's takeaway chicken shops are a YouTube hit”, in The Daily Telegraph: