oyster knife
Noun
Meaning
oyster knife (plural oyster knives)
A knife with a short, thick blade, used to pry open oysters and separate the meat from the shell.
Examples
I do not weep at the world I am too busy sharpening my oyster knife.
A good, quality, sturdy oyster knife is a must for shucking, and you can generally pick these up where you purchase your oysters.
My personal favorite is the Duxbury oyster knife made by R. Murphy Knives, but you may find another one more comfortable and effective.