noun.
The official system of weights used in UK between 1856 and 1963. It had been the customary system in London since 1300 CE.
noun.
The official system of weights used in USA between 1866 and 1959.
noun.Weight; heaviness.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
noun.
a system of weights based on the 16-ounce pound (or 7,000 grains)
noun.
excess bodily weight
Word Usage
"SAVE THE POUND (avoirdupois) If the word avoirdupois sounds a bit foreign too it is from French and Middle English (Anglo-French) avoir de pois, "goods of weight" or "goods sold by weight"."