aams

/AA1 M Z/
noun
  1. 1

    A Dutch and German measure of liquids, used in England for Rhine wine, varying in different cities, being in Amsterdam about 41 wine gallons, in Antwerp 36½ and in Hamburg 38¼.

Source: https://en.wiktionary.org/wiki/aam, https://en.wiktionary.org/wiki/aams