hogshead
hogs.head \'ho.gz-.hed, 'ha:gz- also 'ho.g-z*d, 'ha:g-\ n 1: a large cask or barrel; esp : one containing from 63 to 140 gall ons 2: any of various units of capacity; esp : a U.S. unit equal to 63 gallons
Webster's English Dictionaryhogs.head \'ho.gz-.hed, 'ha:gz- also 'ho.g-z*d, 'ha:g-\ n 1: a large cask or barrel; esp : one containing from 63 to 140 gall ons 2: any of various units of capacity; esp : a U.S. unit equal to 63 gallons