You searched for: “surtax
surtax (s) (noun), surtaxes (pl)
1. An additional tax on certain kinds of income that has already been taxed.
2. A tax levied on corporations, or individuals, after net income has exceeded a certain level.
3. Etymology: from French surtaxe; from Old French sur-, "over" + taxe, "tax".
This entry is located in the following unit: super-, supra-, sur- (page 16)