n. an oyster from Shediac, New Brunswick.
- 1825  We know the Shediac oysters are excellent, that the beds grow very fast, and would in two years or less, afford supplies through the winter season.
- 1835  ". . . where have you been all your days, that you never heard of our Shittyack Oysters--I thought everybody had heard of them."
- 1835  "Mrs. Pugwash . . . would you like a dish of superior Shittyacks for supper."