[grey-lag] 
| a common, gray, wild goose, Anser anser, of Europe, that is the ancestor of most breeds of domestic goose. |
| gray·lag also grey·lag (grā'lāg') n. A large gray European goose (Anser anser) having pinkish legs and feet and a pink to orangish bill. [Possibly gray1 + lag1, lingering behind (obsolete), from its being the last of the geese to leave England on its annual migration.] |
