The phrase "turkey necks" refers to the loose and wrinkled skin that hangs down from an older person's neck, which resembles the neck of a turkey. Full definition
There are many ways to do this: raw bones, such as turkey necks; dental chews available at your local pet store; raw apples or a regular dental routine. (dogcare.dailypuppy.com)
If you wish to feed your dog raw meaty bones, talk to your vet about raw turkey necks. (thesprucepets.com)
Add turkey neck and season with 1 teaspoon salt. (buzzfeed.com)