pop-up

Coming into view suddenly from a concealed position.

I packed a pop-up hamper in my suitcase.

Opening out to form a three-dimensional structure when the page of a book is opened.

[…] I had a pop-up book of sexual organs by the time I was four –[…]

Operating or existing for a brief period only; temporary.

But then this is essentially a pop-up team, glued into place brilliantly, with certain parts already chafing and smoking. Chelsea’s two top goalscorers could be off in a month, Diego Costa to cause an international incident in China, [Eden] Hazard to the usual summer suspects.

Employing the cold launch technique.

A pop-up advertisement; an advertisement that is triggered to appear on a computer screen when the user accesses a particular web page.

A pop-up ball: a ball that has been hit to a considerable height above the infield or the shallow outfield; a pop fly.

A folded paper element which pops up from a book, greeting card, etc.

A business that opens for a brief temporary period only, such as a temporary restaurant.

Pop-ups often charge restaurant prices, but without advance menus, quality control, health-inspected facilities or professional service. Bring cash and arrive early: most pop-ups don't accept credit cards, and popular dishes run out fast.

Ms. Setti recently had to close her bar after a change of management at the food hall that housed it. But she plans to launch several pop-ups and hopes to find a new permanent space by the middle of the year, she said.