Haunch n. : The hip; the projecting region of the lateral parts of the pelvis and the hip joint; the hind part.

Haunch n. : Of meats: The leg and loin taken together; as, a haunch of venison.

Example:
How do I get my horse to plant his hindend for a Haunch turn?

Taxonomy
haunch, free encyclopedia, search, the American Quarter Horse, Unsourced, free dictionary, Horse, haunches, characteristic, breeds, Personal tools, Interaction, Toolbox, non-profit organization, draft horse, anatomy, Animal anatomy, Human anatomy.

Defination from the web:
Haunch. From Wikipedia, the free encyclopedia. Jump to: navigation, search. This article does not cite any references or sources. ... Retrieved from "http://en.wikipedia.org/wiki/Haunch" Categories: Animal anatomy | Human anatomy | Anatomy stubs ...