See Also:

pop-up (iou)



pop-up noun & adjective. E20.
[from POP verb + UP adverb1.]
A. noun.
Baseball. A ball which is hit softly up into the air and is usually easily caught. E20.
ellipt. A pop-up toaster, book, etc. L20.
Los Angeles Picture books, pop-ups, classics..and children's cookbooks.
b. adjective. Designed to rise up quickly or having a component that rises up quickly or a mechanism which causes something to rise up quickly; spec. (a) (of a toaster) operating so as to move toasted bread quickly upwards when ready; (b) (of a book, greetings card, etc.) containing three-dimensional figures, scenes, etc., which rise up when a page is turned or a cover lifted; (c) Computing (of a menu) able to be superimposed on the screen being worked on and rapidly suppressed. M20.
Popular Photography Both models have a built-in, pop-up electronic flash.