Where does “knall” come from?

knall (Icelandic) comes from Danish knald, from German knall, from Middle High German knellen.

knall (Icelandic): Christmas cracker

Definitions

  1. Christmas cracker

Ancestry of “knall”, step by step

StepLanguageWordMeaning
1Danishknaldbang, explosion; knock; a fuck, either a sexual...
2Germanknallsingular imperative of knallen; first-person...
3Middle High Germanknellen—
Every word from Middle High German knellen →Every word from German knall →Every word from Danish knald →
knall — Etymology, Origin & Word History | Etymology Explorer