DCHP-1 Online
clucker 
n. the two shells of a scallop still joined at the hinge after the scallop has died naturally.
- 1955 The size of the population of living scallops and cluckers may be judged from the catches of each.
- 1955 Numbers of empty shells, called "cluckers" by the fishermen, are brought up in the drags among the living scallops. . . .
- 1955 The size of the population of living scallops and cluckers may be judged from the catches of each.