Green’s Dictionary of Slang

snouty adj.

[having one’s ‘snout’ or nose in the air]

overbearing, insolent.

[UK]Times 29 Nov. n.p.: Her manner was so domineering that he could not imagine she was his wife: her manner was perfectly ‘snouty’ .
Anniston Star (AZ) 27 Sept. 8/3: Fate has a snouty way of thumbing its nose at invincibility.