Cultch

Cultch (kŭlch; 224), n. [Etymol. uncertain.] Empty oyster shells and other substances laid down on oyster grounds to furnish points for the attachment of the spawn of the oyster. [Also written cutch.]

Cultch (?), n. 1. Young or seed oysters together with the shells and other objects to which they are usually attached.

2. Rubbish; débris; refuse.