חפשו מילה כלשהי, כמו slope:
 
1.
Foggy, cloudy, unclear, off the wall, random.
So, you want me to be your outerfriend; are you sure (why) you are clear on that, or are you just sending me so sort of nebulous sexual message?
מאת Guido1 13 בנובמבר, 2010
 
2.
A superior or cool person; assuming higher status than the doobuli. People in control, respected greatly by peers and looked up to jealously by doobs.
A nebulous is anyone considered to be cool.
מאת Gabs Sims-Fewer 24 בנובמבר, 2006