Contributing to a lively and/or worthwhile discussion while simultaneously manipulating how one's responses to said discussion are perceived
Corrine and I were arguing about whether cocaine is better than heroin, but heroin is obviously better so every time she tried to make a point I started jackdawing and threw bags of heroin into the air then made a loud fart sound with my hand in my armpit.
Excessive talking, sometimes to the point where it gets boring and drags on for way too long, aka rambling.
It's a slang word used by the company Team Volven.
"Bro the CEO talks so much I had to make a definition for rambling with his name in it, he'salways jackaling about nonsense that has nothing to do with the previous topic."