/kulch/ , n.
1. the stones, old shells, etc., forming an oyster bed and furnishing points of attachment for the spawn of oysters.
2. the spawn of oysters.
3. Also, sculch . Eastern New Eng. rubbish; refuse.
v.t.
4. to prepare (an oyster bed) with culch.
Also, cultch .
[ 1660-70; perh. metathetic var. of CLUTCH; but note OF culche COUCH ]