Where does “circlejerk” come from?

circlejerk (English) comes from English circle, from Middle English circle, from Old French cercle, from Latin circulus, from Latin -ulus, from Proto-Italic -olos, from Proto-Italic -elos, from Proto-Indo-European -e-lós — Forms agent nouns from verbal roots.

circlejerk (English): Alternative spelling of circle jerk

Definitions

  1. Alternative spelling of circle jerk

Ancestry of “circlejerk”, step by step

circlejerk traces back through two separate lines of ancestry.

via English circle

StepLanguageWordMeaning
1EnglishcircleA two-dimensional geometric figure, a line,...
2Middle Englishcircle
3Old Frenchcerclecircle
4Latincirculuscircle; An orbit; A ring, hoop
5Latin-ulusUsed to form a diminutive of a noun, indicating...
6Proto-Italic-olos
7Proto-Italic-elosForms desubstantival and deadjectival diminutive nouns
8Proto-Indo-European-e-lós
9Proto-Indo-European-lósForms agent nouns from verbal roots

via English jerk

StepLanguageWordMeaning
1EnglishjerkA sudden, often uncontrolled movement, especially...
2Middle Englishyerksudden motion
3Old Englishġearcactive, quick; ready, active, quick
Every word from Proto-Indo-European -lós