From Middle English stunnyng, stunnynge, stounyng, equivalent to .

stunning

1. Having an effect that stuns.

   The stunning jolt from the taser gun made the criminal stop fleeing.

   • 1667, John Milton, “Book II”, in Paradise Lost. […], London: […] [Samuel Simmons], and are to be sold by Peter Parker […]; [a]nd by Robert Boulter […]; [a]nd Matthias Walker, […], →OCLC ↗; republished as Paradise Lost in Ten Books: […], London: Basil Montagu Pickering […], 1873, →OCLC ↗:

     At length a univerſal hubbub wild,
     Of ſtunning ſounds and voices all confus'd,
     Borne through the hollow dark, aſſaults his ear

   • 1720, Homer, translated by Alexander Pope, “Book XXI”, in The Iliad of Homer, volume V, London: […] W[illiam] Bowyer, for Bernard Lintott […], →OCLC ↗, page 233 ↗:

     The ſtunning ſtroke his ſtubborn nerves unbound;

2. (informal) Exceptionally beautiful or attractive.

   That woman is stunning!

3. (informal) Amazing; wonderfully good.

   The film was stunning.

• German: betäubend
• Italian: impressionante, straordinario
• Portuguese: impressionante
• Russian: оглушающий
• Spanish: impresionante, extraordinario

• French: ravissant, magnifique
• German: atemberaubend, umwerfend, hinreißend, betörend
• Italian: splendido, splendida, stupendo, stupenda
• Russian: ошеломляющий
• Spanish: despampanante

• German: atemberaubend, herrlich, überwältigend, beeindruckend, toll, fantastisch, verblüffend
• Italian: fantastico, spettacolare

1. Present participle and gerund of stun

From Middle English stunnyng, stonyng (also stoniynge, stonyynge), equivalent to stun + -ing.

stunning (plural stunnings)

1. The act by which a person or animal is physically stunned.
   • 2009, Kevin J. Anderson, The Ashes of Worlds:

     He wished he had tens of thousands more troops under Andez's control so he could round up every one of these demonstrators. But it was futile to continue cracking down. The stunnings, beatings and arrests had only inflamed them further.