sinking-fund tax

A tax to be applied to the repayment of a public loan. sin tax.An excise tax imposed on goods or activities that are considered harmful or immoral (such as cigarettes, liquor, or gambling). — Also termed repressive tax. Cf. luxury tax. special tax. 1. A tax levied for a unique purpose. 2. A tax (such as an inheritance tax) that is
levied in addition to a general tax. [Cases: Taxation 24. C.J.S. Taxation §§ 22, 25.]
[Blacks Law 8th]