Undownable

//ʌnˈdaʊn.ə.bəl// adj

adj ·Rare ·Advanced level

Definitions

Adjective
  1. 1
    Undeniably important; which cannot be played down or ignored. not-comparable, rare

    "If ever there was an example of sheer pluck and undownable determination it is right here[…]"

  2. 2
    Invincible; which cannot be brought down or overcome. not-comparable, rare

    "The SR-71 is claimed to be undownable by virtue of its altitude and speed."

Example

More examples

"If ever there was an example of sheer pluck and undownable determination it is right here[…]"

Etymology

From un- + downable.

Related phrases

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