What is Nganga?
1.
a plant smoked as an alternative for marijuana
"Got some weed?"
"Nah, but for that some of that nganga."
See
2.
in tagalog, a conditional that it's opened widely
man : excuse me lady your dress very very nganga
lady : ohhhh so, are you see my underwear??
man : nooooo, but i see a crack of your cunt!!!
See