Hoity-toity

[Sarah]

Thoughtless; giddy; flighty; also, haughty; patronizing; as, tobe in hoity-toity spirits, or to assume hoity-toity airs; used alsoas an exclamation, denoting surprise or disapprobation, with somedegree of contempt.Hoity-toity! What have I to do with dreams Congreve.

[Sarah]

acting as if you are important

[Sarah]

An (un)deserved impression of superiority from one person to another.
An adjective for a haughty or supercilious place or person.

[Donald Trump]

Something that is very... very... fancy-shmancy. That is totally using the word to define itself but ssh. Umm anyway it is also having to do with something like, WELL!! I see Im not good enough for this. hoity-toity attitude that is had by people in beverly hills.

[Zipporah Schumaker]

behaving as if you are better or more important than other people