The phrase "bubble pop" refers to when something or a situation that seemed stable and successful suddenly fails or bursts apart, like a bubble. Full definition
In my experience when bubbles pop or corrections happen, they can happen hard and if you're not prepared or living in a fantasy land you could lose everything you worked hard for. (biggerpockets.com)
Home prices fell 34 percent after the real estate bubble popped in 2008. (centralcoastlending.com)
When the housing bubble popped, hundreds of thousands of people lost their homes to foreclosure. (centralcoastlending.com)