Her parties were snooty affairs; custom designed cocktail dresses that cost more than a decent luxury car were de rigueur.
disapproval If you say that someone is snooty, you disapprove of them because they behave as if they are superior to other people. snooty intellectuals. rude and unfriendly, because you think you are better than other people = snotty
used colloquially of one who is overly conceited or arrogant; "a snotty little scion of a degenerate family"-Laurent Le Sage; "they're snobs--stuck-up and uppity and persnickety"