ˈäŋkər, ˈa- noun
( -s )
Etymology: Dutch, probably from Medieval Latin ancheria, anceria
1. : a unit of capacity:
a. : an old Dutch and German liquid measure used in various countries of Europe especially for spirits and equal to about 9 to 10.5 United States gallons (30 to 40 liters)
b. : a United States unit equal to 10 gallons (37.85 liters)
c. : a unit of So. Africa equal to 7 1/2 imperial gallons (34.10 liters)
2. : a cask or keg having a capacity of one anker