is a conditon caused by fatness. It's when one's chin extends down into the chest and becomes
a single entity, a jiggling indistinguishable sloping mass of lard.
Hitchcock is perhaps a classic example of a chist. Also
various facebook whores attempt to nullify or hide their chists
by placing the camera above the head, looking upwards and then taking a picture
from an aerial point of view using extensive
lighting tricks to further obfuscate any other forms of facial fuglyness.