gregory's powder

/G R EH1 G ER0 IY0 EH0 S P AW0 D ER0/
noun
  1. 1

    A specific formulation of rhubarb powder, formerly used as a laxative.

  2. 2

    Alternative letter-case form of Gregory's powder. [A specific formulation of rhubarb powder, formerly used as a laxative.]