Synonyms:
bigheaded, persnickety, snooty, snot-nosed, snotty, stuck-up, too_big_for_one's_breeches, uppish
Meaning: (used colloquially) overly conceited or arrogant; "a snotty little scion of a degenerate family"-Laurent Le Sage; "they're snobs--stuck-up and uppity and persnickety"