Where does “knock-out” come from?

knock-out (Polish) comes from English knockout, from English knock out — To strike or bump out; To render unconscious, as...

Ancestry of “knock-out”, step by step

StepLanguageWordMeaning
1EnglishknockoutThe act of making someone unconscious, or at...
2Englishknock outTo strike or bump out; To render unconscious, as...
Every word from English knock outEvery word from English knockout