1. (noun)VAT, value-added tax, ad valorem tax a tax levied on the difference between a commodity's price before taxes and its cost of production Synonyms: tub, ad valorem tax, value-added tax
2. (noun)tub, vat a large open vessel for holding or storing liquids Synonyms: ad valorem tax, vat, tubful, bath, bathtub, bathing tub, value-added tax, tub