noun, verb ·Uncommon ·Advanced level

Definitions

Noun

1. 1
   An additional or extra tax.
2. 2
   an additional tax on certain kinds of income that has already been taxed wordnet

Verb

1. 1
   To impose a surtax upon. transitive
2. 2
   levy an extra tax on wordnet

Synonyms

All synonyms

assessmentcessconscience moneycontributiondirect taxduty

Etymology

From French surtaxe.

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.