Yes, you get on the line (as opposed to being online!) and wait on line.. and you try and cut a the line.
IN is for row.. You get all your ducks in a row.. or sit in the 3rd row..

so it you look at a long line of people, and try to cut it, saying, "I'm just trying to get.....(whatever)" you'd be told, "Wait on the line, like everyone else"

the article the does get dropped about half the times, but is there about half the times too!