pop-up \ ‘päp-‘?p\ Phrasal verb of pop To appear or occur suddenly and unexpectedly. Used in reference to retail opportunities, dining experiences, and flashy ads promising untold sweepstakes riches, pop-ups are the surprise party of modern times. So what does it mean if a...

In 2007, Los Angeles Chef Ludo Lefebvre introduced Ludo Bites, a series of temporary eateries that opened randomly across the city, lasted a few days or weeks, and then disappeared. Over the next decade, this trend spread, and a new term — as well as a culinary movement — was born. Pop-up...