1. A system of weights in which a pound equals 16 ounces, used for measuring most goods in the United States and other countries.
Usage: Also called avoirdupois weight.; Contrasts with troy weight, used for precious metals.
2. Body weight or heaviness, especially of a person.
Usage: Informal or humorous usage.

Examples

• The recipe calls for 8 ounces of flour measured in avoirdupois.
• Most food labels in the U.S. display weight in avoirdupois pounds and ounces.
• Gold is weighed in troy ounces, not avoirdupois ounces.
• She joked about her avoirdupois after the holiday season.
• The shipping company charges based on avoirdupois weight.
• A pound of butter weighs 16 ounces in avoirdupois measure.