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English definition of “tax”

tax

noun [C or U] uk   /tæks/ us  
B1 (an amount of) money paid to the government that is based on your income or the cost of goods or services you have bought: They're putting up the tax on cigarettes. Tax cuts (= reductions in taxes) are always popular. What do you earn before/after tax (= before/after you have paid tax on the money you earn)?

tax

verb [T] uk   /tæks/ us  

tax verb [T] (MONEY)

C1 to make someone pay a tax: Husbands and wives may be taxed independently/together.

tax verb [T] (NEED EFFORT)

to need someone to make a lot of effort, either physical or mental: He only has to read a short report - it shouldn't tax him unduly.
(Definition of tax from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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