Meaning of coquille

co•quille

1. any of various seafood or chicken dishes baked with a sauce and usually served in a scallop shell or a shell-shaped serving dish.
2. the cooking utensil for baking such dishes, usually a scallop shell or small casserole resembling a shell.
3. a cooking utensil, filled with charcoal, for roasting meat on a spit.
4. the shell of an escargot.