supertax
Kelime Anlamı :
1. ek vergi.
2. katma vergi.
3. munzam vergi.
4. ek gelir vergisi.
5. (başka verginin üstüne) bindirilen vergi.
Tanımlar :
1.
an additional tax on something that has already been taxed
2. A higher rate of an existing tax
2. A higher rate of an existing tax
from Wiktionary, Creative Commons Attribution/Share-Alike License
1.
A tax in addition to the usual or normal tax; specif., in the united kingdom, an income tax of sixpence for every pound in addition to the normal income tax of one shilling and twopence for every pound, imposed, by the finance act of 1909-1910 (c. 8, ss 66, 72), on the amount by which the income of any person exceeds £3,000 when his total income exceeds £5,000.
from the GNU version of the Collaborative International Dictionary of English