UPPITY
overweening, uppity
(adjective) presumptuously arrogant; “had a witty but overweening manner”; “no idea how overweening he would be”- S.V.Benet; “getting a little uppity and needed to be slapped down”- NY Times
Source: WordNet® 3.1
Etymology
Adjective
uppity (comparative uppitier, superlative uppitiest)
Presumptuous, above oneself, self-important; arrogant, snobbish, haughty.
Exceeding one's station or position, assuming prerogatives to which one is not entitled.
Usage notes
• This term has historically been used in America to describe black people who were considered to be acting above "their place", and is considered by some to have racist connotations when applied to black people and other people of color; sometimes, arrogant or presumptuous, invoking the same idea, are used as codewords for it.
Synonyms
• (presumptuous, arrogant): see arrogant
Source: Wiktionary