avoirdupois unit

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Noun1.avoirdupois unit - any of the units of the avoirdupois system of weights
British Imperial System, British system, English system - a system of weights and measures based on the foot and pound and second and pint
mass unit - a unit of measurement for mass
avoirdupois, avoirdupois weight - a system of weights based on the 16-ounce pound (or 7,000 grains)
grain - 1/7000 pound; equals a troy grain or 64.799 milligrams
dram - 1/16 ounce or 1.771 grams
oz., ounce - a unit of weight equal to one sixteenth of a pound or 16 drams or 28.349 grams
lb, pound - 16 ounces avoirdupois; "he got a hernia when he tried to lift 100 pounds"
half pound - 8 ounces avoirdupois
quarter pound - 4 ounces avoirdupois
stone - an avoirdupois unit used to measure the weight of a human body; equal to 14 pounds; "a heavy chap who must have weighed more than twenty stone"
quarter - a quarter of a hundredweight (25 pounds)
long hundredweight, cwt, hundredweight - a British unit of weight equivalent to 112 pounds
cental, cwt, short hundredweight, hundredweight, quintal, centner - a United States unit of weight equivalent to 100 pounds
gross ton, long ton, ton - a British unit of weight equivalent to 2240 pounds
net ton, short ton, ton - a United States unit of weight equivalent to 2000 pounds
kiloton - one thousand tons
megaton - one million tons