A gorget collar patch is a decorative or functional element worn on the collar of a uniform, often used in military or ceremonial settings. Here's some information about each term:

Gorget: Historically, a gorget was a piece of armor designed to protect the throat. It was worn by soldiers and knights to provide protection to a vulnerable area. Over time, the term "gorget" evolved to refer to a similar piece of clothing, often made of metal or other materials, that was worn as part of a uniform or ceremonial dress.

Collar Patch: A collar patch is a piece of fabric or material that is attached to the collar of a uniform. It's often used to display rank, insignia, or other identifying information about the wearer. In military contexts, collar patches are commonly used to denote a person's rank, branch of service, or specific unit.

Putting these terms together, a "military gorget collar patch" could refer to a piece of material worn on the collar of a military uniform, possibly with a historical or ceremonial significance. This patch might serve both a functional role, like indicating rank or branch of service, as well as a decorative or symbolic purpose.

Keep in mind that the exact design and meaning of a gorget collar patch can vary widely depending on the specific military or ceremonial tradition it comes from. Different countries, branches of service, or historical periods may have distinct styles and meanings associated with these patches.