Avoirdupois /(ăv`ẽr*dū̇*poiz")/

Av·oir·du·pois

Avoirdupois

n. & a.
  1. Goods sold by weight. [Obs.]
  2. Avoirdupois weight.
  3. Weight; heaviness; as, a woman of much avoirdupois. [Colloq.]

Phrases & Compounds
Avoirdupois weight
a system of weights by which coarser commodities are weighed, such as hay, grain, butter, sugar, tea.