heartstick
n.— «Some pounds throw both dogs and cats in together for gassing. Other pounds use a method called heartstick where a lethal dose of medication is injected into the heart. Unfortunately, it is often not done correctly!» —“Never buy a dog from any breeder” by Margaret Cloud Stories In The News (Ketchikan, Alaska) Mar. 21, 2007. (source: Double-Tongued Dictionary)
Further reading
A mixed-breed dog is sometimes called a bitsa, as in it’s made from “bits of this and bits of that.” This is part of a complete episode. Transcript of “A “Bitsa” Dog is Bits of This and Bits of That of that”” You know, we were talking...
Critters, co-workers, and clothes: What do you call your favorite mixed-breed dog? There are Heinz 57 mutts and Texas brown dogs in the U.S., while in parts of the Caribbean they’re called potcakes and coconut retrievers. Plus, among firefighters...