| Imperative |
|---|
| surtax |
| surtax |
| Noun | 1. | surtax - an additional tax on certain kinds of income that has already been taxed income tax - a personal tax levied on annual income |
| Verb | 1. | surtax - levy an extra tax on; "surtax luxury items that cost more than $1,000" tax - levy a tax on; "The State taxes alcohol heavily"; "Clothing is not taxed in our state" |