Also found in: Thesaurus, Medical, Financial, Acronyms, Encyclopedia, Wikipedia.
Related to avoirdupois: Avoirdupois system, avoirdupois ounce


1. Abbr. av. or avdp. Avoirdupois weight.
2. Informal Weight or heaviness, especially of a person.

[Middle English avoir de pois, commodities sold by weight, alteration of Old French aveir de peis, goods of weight : aveir, avoir, to have (from Latin habēre; see able) + de, of (from Latin , from; see de-) + peis, pois, weight (from Vulgar Latin *pēsum, from Latin pēnsum, past participle of pendere, to hang; see (s)pen- in Indo-European roots).]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


(ˌævədəˈpɔɪz; ˌævwɑːdjuːˈpwɑː) or

avoirdupois weight

(Units) a system of weights used in many English-speaking countries. It is based on the pound, which contains 16 ounces or 7000 grains. 100 pounds (US) or 112 pounds (Brit) is equal to 1 hundredweight and 20 hundredweights equals 1 ton. Abbreviation: avdp or avoir
[C14: from Old French aver de peis goods of weight]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014


(ˌæv ər dəˈpɔɪz)

2. Informal. bodily weight; heaviness: excess avoirdupois.
[1250–1300; Middle English avoir de pois literally, property of weight < Old French, =avoir (< Latin habēre to have) + de (< Latin ) + pois (< Latin pēnsum) weight]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.avoirdupois - a system of weights based on the 16-ounce pound (or 7,000 grains)avoirdupois - a system of weights based on the 16-ounce pound (or 7,000 grains)
system of weights, weight - a system of units used to express the weight of something
avoirdupois unit - any of the units of the avoirdupois system of weights
2.avoirdupois - excess bodily weightavoirdupois - excess bodily weight; "she disliked fatness in herself as well as in others"
bodily property - an attribute of the body
adiposeness, adiposity, fattiness - having the property of containing fat; "he recommended exercise to reduce my adiposity"
abdominousness, paunchiness - the bodily property of a protruding belly
greasiness, oiliness, oleaginousness - consisting of or covered with oil
corpulency, fleshiness - more than average fatness
steatopygia - an extreme accumulation of fat on the buttocks
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.


Informal. The state or quality of being physically heavy:
The American Heritage® Roget's Thesaurus. Copyright © 2013, 2014 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


nAvoirdupois nt; (hum: = excess weight) → Fülligkeit f, → Üppigkeit f; there’s been an increase in her avoirdupois (hum)sie ist ziemlich in die Breite gegangen
Collins German Dictionary – Complete and Unabridged 7th Edition 2005. © William Collins Sons & Co. Ltd. 1980 © HarperCollins Publishers 1991, 1997, 1999, 2004, 2005, 2007
References in classic literature ?
Janet is a dear soul and very nicelooking; tall, but not over-tall; stoutish, yet with a certain restraint of outline suggestive of a thrifty soul who is not going to be overlavish even in the matter of avoirdupois. She has a knot of soft, crimpy, brown hair with a thread of gray in it, a sunny face with rosy cheeks, and big, kind eyes as blue as forget-me-nots.
The weight of these valuables exceeded three hundred and fifty pounds avoirdupois; and in this estimate I have not included one hundred and ninety-seven superb gold watches; three of the number being worth each five hundred dollars, if one.
The two remaining weight systems, the avoirdupois and the troy, were in use until the 20th century and these two systems deserve closer inspection.
Gold is measured using the Troy ounce, which is equal to 1.09714 of the more commonly used (avoirdupois) ounce.
I'm sure Homer would have padded it out a bit, to help it live up to the title, but what it lacks in avoirdupois, it certainly makes up for in colour and gloss.
One troy ounce is equal to 1.09711 avoirdupois ounce, those widely used to measure weights in the US and UK.
Of course, the fact that today's automobiles get about double the gas mileage of cars in the 1960s counteracts any contribution to global warming that our extra avoirdupois may entail.
The rest of the world doesn't worry about remembering how many ounces to the pound, or how many pounds to the ton, and whether you're talking about "avoirdupois weight" or "troy weight," which is mostly used for gold, gems, and medicines.
The government-sponsored campaign to make us forgo our avoirdupois in favor of grams and kilograms is moving very slowly.