Definition of "avoirdupois" []

• Avoirdupois weight. (noun)
• Informal Weight or heaviness, especially of a person. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "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"."
• "There are two series of weights in use among us; the one called avoirdupois, the other troy."
• "Sorry, but I have lived with metric most of my life and converting to avoirdupois is too much of a pain for me."