noun🔗ShareThe official system of weights used in the UK between 1856 and 1963. It had been the customary system in London since 1300.""Before metrication, British grocers used the avoirdupois system to weigh flour, sugar, and other goods." "historyunitsystemamountcommerceChat with AIVocabulary GamePractice Reading
noun🔗ShareThe official system of weights used in the USA between 1866 and 1959."Before 1959, the grocery store used avoirdupois to weigh the bags of potatoes. "masssystemhistoryChat with AIVocabulary GamePractice Reading
noun🔗ShareWeight; heaviness (commonly with humorous intent)."After weeks of holiday feasting, the man groaned and lamented his considerable avoirdupois as he tried to button his trousers. "massphysicsChat with AIVocabulary GamePractice Reading