Where does “jackbox” come from?

jackbox (English) comes from English box, from French boxer, from French -er, from English -er, from Middle English -er, from Old French -er, from Latin -āre, from Proto-Italic -āō — he, she.

jackbox (English): A device for routing electrical signals by means of a number of jacks

Definitions

  1. A device for routing electrical signals by means of a number of jacks

Ancestry of “jackbox”, step by step

jackbox traces back through two separate lines of ancestry.

via English box

StepLanguageWordMeaning
1EnglishboxSenses relating to a three-dimensional object or...
2Frenchboxerboxer; boxer shorts, boxers; to box
3French-erForms infinitives of first-conjugation verbs
4English-erA person or thing that does an action indicated...
5Middle English-eragentive suffix; agent noun suffix
6Old French-erAlternative form of -ier, verbal suffix;...
7Latin-ārefirst conjugation
8Proto-Italic-āōForms primarily denominative verbs
9Proto-Indo-European-eh₂yétiCreates iterative/ frequentative/ intensive...
10Proto-Indo-European-yétiCreates intransitive, often deponent,...
11Proto-Indo-Europeanyé-
12Chichewaiyehe, she

via English Jack

StepLanguageWordMeaning
1EnglishJackA placeholder or conventional name for any man,...
2Middle EnglishjakkeA padded coat, especially as light armour
3Anglo-Normanjacke
4Middle Frenchjaque
5Middle Frenchjacques
6Frenchjacquesplural of jacque; a stupid person; a jemmy or...
7LatinIacobusJacob; James; Saint James
8Ancient GreekἸάκωβος
9Ancient GreekἸακώβJacob
10HebrewיַעֲקֹבJacob
11Hebrewעָקֵבheel of the foot; heel
Every word from Chichewa iyeEvery word from English -erEvery word from French -er