(historical) Money once paid by tenants for exemption from the service of washing the lord's sheep.

plural of shell sac

(zoology) The sac in which the shell of a mollusc is secreted during development; (now especially) the fold of mantle in which a cephalopod secretes its pen or gladius.

Synonym of helmet snail

A Caribbean gastropod marked with figures resembling music notation.

(music) A flageolet or similar instrument.

Synonym of Morrison table

A sea snail of the genus Charonia

Like or resembling a sheet

alternative form of toolshed