from The American Heritage® Dictionary of the English Language, 4th Edition
- adj. Informal Taking liberties or assuming airs beyond one's station; presumptuous: "was getting a little uppity and needed to be slapped down” ( New York Times).
from Wiktionary, Creative Commons Attribution/Share-Alike License
- adj. Presumptuous, above oneself, self-important; arrogant, snobbish, haughty.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- adj. presumptuously arrogant
From up.(American Heritage® Dictionary of the English Language, Fourth Edition)
Fanciful extension of up. (Wiktionary)