Meanings
nounCadillac tax (uncountable)
- USinformaluncountablegovernmentThe excise tax levied on particularly expensive private health insurance plans, so-called Cadillac plans.
Origin
Named after Cadillac plans.
Full word history & related roots →Cite this entry
APA
Cadillac tax. (n.d.). In WatkinsX Dictionary. Retrieved November 5, 2026, from https://dictionary.watkinsx.com/word/Cadillac%20tax
MLA
“Cadillac tax.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/Cadillac%20tax. Accessed November 5, 2026.
Chicago
WatkinsX Dictionary, s.v. “Cadillac tax,” accessed November 5, 2026, https://dictionary.watkinsx.com/word/Cadillac%20tax.
Source: Cadillac tax on Wiktionary, CC BY-SA 4.0.