Added 9 October 2026 tax-exempt noun Categories: Money & PropertyObscure Words noun ! Definition from WordNet 3.1, Princeton University. More about tax-exempt at Wordnik → Where our words come from → A security that is not subject to taxation. adjective (of goods or funds) not taxed. tax-exempt bonds Related Words: nontaxabletax-freeuntaxedexemptfreefranknessrelievedexonerateddeductiblefranchiseduty-freeceiling Back to today's word