jargon UK /ˈdʒɑː.ɡən/US /ˈd͡ʒɑɹ.ɡən/noun 3verb 1forms 3 noun3 •A technical terminology unique to a particular subject.He used technical jargon but I managed to catch the drift of his argument. •A language characteristic of a particular group.In fact all the competing theories have developed their own specialized jargons and have a tendency to be difficult to penetrate. — 2014 •Speech or language that is incomprehensible or unintelligible; gibberish.Cut the jargon and get to your point. verb1 •To utter jargon; to emit confused or unintelligible sounds.Human ill-nature needs but some Homoiousian iota, or even the pretence of one; and will flow copiously through the eye of a needle: thus always must mortals go jargoning and fuming […]. — 1837 formsjargoned · jargoning · jargons