(idiomatic) Overbearingly arrogant; ostentatiously self-important or self-aggrandizing.

(idiomatic) A social or economic group wielding undue power, influence or economic clout.

Applied to premium gasoline. / (humorous, by extension) Of coffee: not decaffeinated. / Of a high standard.

simple past tense and past participle of high-heel

Upper-class. / Recognized for its quality.

Having a pretentious, high-class attitude

Possessing great physical or political power. / Vigorous and energetic. / (of an optical instrument) Capable of great magnification.

Of high quality, particularly good.

A junior high school.

expensive