- a large cask, esp. for wine, beer, or ale
- a measure of capacity for liquids, usually 252 wine gallons (954 liters)
Origin: ME tonne < OE tunne, large cask & OFr tonne, both < ML tunna < Celt base
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- A large cask for liquids, especially wine.
- A measure of liquid capacity, especially one equivalent to approximately 252 gallons (954 liters).
Origin: Middle English, from Old English tunne, possibly of Celtic origin.