Where does “jaw-dropper” come from?

jaw-dropper (English) comes from English dropper, from English drop, from Middle English droppen, from Old English dropian, from Old English -ian, from Old English -ōjan, from Proto-West Germanic -ōn, from Proto-Germanic -ōną — he, she.

jaw-dropper (English): Something causing great awe or surprise; a shocker

Definitions

  1. Something causing great awe or surprise; a shocker

Ancestry of “jaw-dropper”, step by step

jaw-dropper traces back through 3 separate lines of ancestry.

via English dropper

StepLanguageWordMeaning
1EnglishdropperA utensil for dispensing a single drop of liquid...
2EnglishdropA small quantity of liquid, just large enough to...
3Middle EnglishdroppenTo drip; to fall in drops
4Old Englishdropianto drop
5Old English-ianForms verbs from nouns and adjectives
6Old English-ōjan
7Proto-West Germanic-ōnCreates denominative verbs from nouns; Creates...
8Proto-Germanic-ōnąCreates denominative verbs from nouns; Creates...
9Proto-Indo-European-eh₂yétiCreates iterative/ frequentative/ intensive...
10Proto-Indo-European-yétiCreates intransitive, often deponent,...
11Proto-Indo-Europeanyé-
12Chichewaiyehe, she

via English Jaw

StepLanguageWordMeaning
1EnglishJawOne of the bones, usually bearing teeth, which form the framework of the mouth
2Middle Englishjowejaw, jawbone
3Old Frenchjoecheek
4Vulgar Latin*ga(v)ota

via English jaw-dropping

StepLanguageWordMeaning
1Englishjaw-droppingCausing great awe or surprise
Every word from Chichewa iye
jaw-dropper — Etymology, Origin & Word History | Etymology Explorer