(zoology) A behavior in which an animal curls back its upper lip exposing its front teeth, inhales with the nostrils usually closed, and then often holds this position for several seconds.

The pyrrole fungicide 4-(2,2-difluoro-1,3-benzodioxol-4-yl)-1H-pyrrole-3-carbonitrile

A surname from Dutch.

(US) Folksy; characteristic of simple small-town people.