AMERICAN IDIOMS (J)
A person who knows how to do a lot of different things.
Jack up (v.)
: To increase (prices, etc.) by a high margin. ex: "The street vendors jack up their prices on holidays."
: Predicament, problem. ex: "I'm in a bit of a jam here - Do you think you can help me?"
Very crowded. ex. "The stadium was jam-packed on Saturday."
: In a jiffy = Very quickly = In no time
: To bring bad luck or failure by saying something. ex: "Stop saying that! You're gonna jinx me."
: Bathroom, toilet, can.
(To) jump all over someone/ jump down someone's throat:
To criticize or blame someone. ex. "As soon as I told her I was going out with my friends, she jumped all over me."
(To) jump the gun:
To get something started too soon; to start too soon.ex. "We have to do a lot more work before we launch this product. We don't want to jump the gun."
(To) jump at:
To quickly accept. ex. "The journalist jumped at the chance to interview Ryan Gosling."
Jump ship (v.):
: To leave one's job suddenly, usually to go work somewhere else.
Almost. ex. "I'm just about finished."
Just plain (adj.)
: Clearly; simply. ex: "He's just plain stupid."
Just a minute ago. ex. "He called me just now to tell me he was going to quit his job."
Just what the doctor ordered:
Exactly what is needed. ex. "This vacation is just what the doctor ordered."