1.with one's nose in the air
2.to consider everybody and everything beneath one's notice; to get (or be) on the high horse
3.be full of oneself; supercilious; toffee-nosed
n.: be on the high horse, be on one's high horse, get on the high horse, as proud as Lucifer, with one's nose in the air, biggety, consider everybody and everything beneath one's notice
法文解釋
ne trouver rien qui soit digne de son regard, se placer au-dessus de tout, être arrogant, se croire supérieur à tout le monde