The definition of a vat is a large basin that holds liquids.(noun)
An example of a vat is the container a wine maker would use to hold grapes during the fermentation process.
VAT is defined as an abbreviation for value-added tax.(abbreviation)
An example of VAT is a tourist in Thailand paying an additional charge for clothing purchased at a department store.
See vat in Webster's New World College Dictionary
Origin: ME, Southern dial. var. of fat < OE fæt, cask, vessel, akin to Ger fass, container < IE base *pēd-, *pōd-, to seize, hold > Latvian puôds, a pot
See vat in American Heritage Dictionary 4
Origin: Middle English
Origin: , variant of fat
Origin: , from Old English fǽt.
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