Get the FREE one-click dictionary software for Windows
or the iPhone/iPad and Android apps
Noun: supertax  'soo-pu(r),taks
  1. An additional tax on certain kinds of income that has already been taxed
    "High earners were subject to a supertax on their investment income";
    - surtax

Derived forms: supertaxes

Type of: income tax

Encyclopedia: Supertax