The oystercatcher. / A pie made of meat and vegetables baked in a pan over the fire, with a pastry crust, or in layers between crusts, the number of which denominate it a two or three decker.

(archaic) The oystercatcher (any of several black or pied coastal wading birds in the genus Haematopus that have a long red or orange bill and feed on shellfish).

A dish of crust or pastry with meat or fish, etc., cooked together in alternate layers, once a common food of sailors.