Entry 2 senses · 2 variants Webster, 1913 Sea pie /(sē" pī`)/ · Sea· pie · IPA 01 The oyster catcher, a limicoline bird of the genus Haematopus. 1. The oyster catcher, a limicoline bird of the genus Haematopus.(Zool.) 02 A dish of crust or pastry and meat or fish, etc., cooked together in alternate layers, -- a common food of sailors; as, a three-decker sea pie. 1. A dish of crust or pastry and meat or fish, etc., cooked together in alternate layers, -- a common food of sailors; as, a three-decker sea pie.