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1.
nng
Jamaican slang term "Nah No Gal" referring to males who are of single status or have no girls.
John nng.
by attorney3000 February 14, 2010
 
2.
nng
online game gutteral sound, denotes pain when under stress or strain. Usually typed in caps with exclaimation marks.
NNG!! helpp 1221312221 agh!
by Mark Jones January 22, 2004
 
3.
NNG
Not a Word!!!
WW lies, nng is not a word!1!!1!! Tell the People!!!!!!11
by Phill-uss January 22, 2004