Where does “working lunch” come from?

working lunch (English) comes from English working, from Middle English werking, from Old English wyrċing, from Old English -ing, from Old English -tūn, from Old English tūn, from Proto-West Germanic tūn, from Proto-Germanic tūną — smoke; mist, haze.

working lunch (English): A meal in the middle of the day, typically at lunchtime, during which work is performed or discussed

Definitions

  1. A meal in the middle of the day, typically at lunchtime, during which work is performed or discussed

Ancestry of “working lunch”, step by step

working lunch traces back through two separate lines of ancestry.

via English working

StepLanguageWordMeaning
1EnglishworkingOperation; action; Method of operation; The...
2Middle Englishwerking
3Old Englishwyrċingworking, doing
4Old English-ingForming nouns from verbs, indicating action,...
5Old English-tūnhomestead, village, town
6Old Englishtūnenclosure, yard; place; dwelling
7Proto-West Germanictūnfence
8Proto-Germanictūnąfence; enclosure
9Gaulishdunumfort; hill, hillfort
10Proto-Celticdūnomstronghold, rampart
11Proto-Indo-Europeandʰewh₂-smoke; mist, haze

via English lunch

StepLanguageWordMeaning
1EnglishlunchA light meal usually eaten around midday, notably...
2EnglishluncheonA formal meal served in the middle of the day;...
Every word from Proto-Indo-European dʰewh₂-