No use to get upset about regionalism in idiomatic expression. Interesting comments here - https://quay.wordpress.com/2006/12/20/s ... g-on-line/old dude wrote:No worse than standing "on" line. Are we to think that someone painted a line on the concrete and people are all standing on it?
One can do a lot of things with a line, but in the context of queuing up very few people stand "on" it. They stand "in" it.
I enjoyed the reference to Stanley Kubrick standing on line.






