from The American Heritage® Dictionary of the English Language, 4th Edition
- n. A sizable hidden segment of a country's economy that operates on numerous unreported private cash transactions.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A sector of a nation's economy that is illegally undocumented due to cash payments or tax avoidance
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. a hidden sector of the economy where private cash transactions go unreported
Sorry, no etymologies found.