Quick definitions from WordNet (oyster)
▸ noun: marine mollusks having a rough irregular shell; found on the sea bed mostly in coastal waters
▸ noun: a small muscle on each side of the back of a fowl
▸ noun: edible body of any of numerous oysters
▸ verb: gather oysters, dig oysters
▸ name: A surname (very rare: popularity rank in the U.S.: #37211)
▸ Also see oyster
▸ noun: marine mollusks having a rough irregular shell; found on the sea bed mostly in coastal waters
▸ noun: a small muscle on each side of the back of a fowl
▸ noun: edible body of any of numerous oysters
▸ verb: gather oysters, dig oysters
▸ name: A surname (very rare: popularity rank in the U.S.: #37211)
▸ Also see oyster