1. To shrivel; to fade; to decay: The grapes had withered on the vine.
2. To lose the freshness of youth, as from age: At the age of 30, Sam's youth had withered away.
3. To make flaccid, shrunken, or dry, as from loss of moisture; cause to lose freshness, bloom, vigor, etc.: Sharon is ashamed to admit that the lettuce withered in her refrigerator because she forgot to use it in time.
4. To abash, as with a scathing glance: Shana gave Josh a look that withered him.
5. Etymology: an alteration of Middle English wydderen, "dry up, shrivel" (c.1300), apparently a differentiated and special use of wederen, "to expose to weather".

There is an indication of a possible relationship with the German verwittern, "to become weather-beaten"; from Witter, "weather".

The region defined by the dorsal portions of the spinous processes of the first two thoracic vertebrae and flanked by the dorsal (uppermost) portions of the scapulae.

To put it simply, it is the highest region of the back of a dog, or other animals, which exists at the base (back part) of the neck between the shoulder blades.

A topline similar to a hollow back but affecting only the front section immediately behind the withers.