noun A large cask; an oblong vessel bulging in the middle, like a pipe or puncheon, and girt with hoops; a wine cask. (See a diagram comparing cask sizes.)
noun A fermenting vat.
noun A traditional unit of liquid measure (from the volume of such a cask) equal to 252 wine gallons or 2 pipes.
noun Synonym of long ton: a unit of mass equal to 2240 pounds, 20 hundredweights of 112 pounds avoirdupois each.
noun Synonym of ton: any extremely or excessively large amount.
noun Synonym of drunkard: a person who drinks excessively.
noun Any shell belonging to Tonna and allied genera.