Definitions
1.nounA quantity of wood ashes, through which water passes, and thus imbibes the alkali.
2.nounA tub or vat for leaching ashes, bark, etc.
3.nounA jelly-like sweetmeat popular in the fifteenth century."1670 Hannah Woolley The Queen-like Closet, Or, Rich Cabinet https//en.m.wikipedia.org/wiki/The_Queen-Like_Closet "To make Leach and to colour it""
4.nounAn aquatic blood-sucking annelid of class Hirudinea, especially Hirudo medicinalis.
5.nounA person who derives profit from others in a parasitic fashion.
6.nounA glass tube designed for drawing blood from damaged tissue by means of a vacuum.
7.nounA physician.
8.noun(Heathenry) A healer.
9.nounThe vertical edge of a square sail.
10.nounThe aft edge of a triangular sail.