When you're just having a wank and you unexpectedly let out a load.
boy: Ahh man A jacking surprise?!!!
mom: What the hell
boy: Dont look!
When you use a word or term you don't really know, kinda superficially.
Jim subscribes to dictionary.com's twitter, and he's always Cracker-jacking-it (the words) at me.
Where you think you're more awesome than everyone else, and that your opinions are so right, they don't require justification and everyone else is stupid for thinking differently.
Person 1: "I disagree with you, I think the Beatles is a boy band because some of their early stuff shows especially the commercialism aspect of boy bands."
Jack: "That's wrong, obviously the Beatles isn't a boy band."
Person 1: "That's actually the Jack Fallacy, not a real argument."
Jack: "Anyone who doesn't believe in God is an idiot, there's obviously a God."
Person 2: "the Jack Fallacy."
A German eurodance duo from the 90s that consisted of Franky G, and Liza De Costa. They created music that was based on military training. (Crowd call-backing.)
They still continue to make music to this day, but they use modern EDM instead of classic Eurodance. They are not the same due to having numerous replacements, along with the main member, Franky G passing away in 2005 due to kidney failure.
Franky G; Hey-oo Captain Jack!
*crowd repeats.*
Franky G: Bring me back to the railroad track!
*crowd repeats.*
Spontaneous Ejactulation typically discharging out of an erect male penis while being thrust in a tight wet hole.
Holy Shit Kat, that guy spon-e-jacked all over my anus.
He may not be tall, but under those pants is a big one. Is absolutely fucking JACKed. Can be a bit annoying sometimes but his "fun time" makes up for it.
Girl: Holy shit Jack Swafford! I am very social but your gonna make me shut up!