[pop-uhp] 
| 1. | (of books, usually children's books) having pieces of artwork fastened to the pages so that when the page is opened, a three-dimensional cutout or object is formed and, sometimes, movement of a picture element, such as a door opening, can be activated by pulling a tab. |
| 2. | of or being a device that ejects or raises a finished or used item from the top: a pop-up toaster. |
| 3. | of or pertaining to a device, mechanism, or object that rises or pivots from a concealed or recessed position to its operating position: a camera with a pop-up electronic flash; a car with pop-up headlights. |
| 4. | popping up, as from an appliance or object: pop-up waffles heated in the toaster; a pop-up gauge for indicating when the turkey is done. |
| 5. | a pop-up book. |
| 6. | something, as a partially cut out or spring-mounted illustration in a children's book, that unfolds or springs up when opened or otherwise activated; pop-out: a Christmas card with a pop-up of Santa Claus. |
| 7. | Baseball. pop fly. |
| a high fly ball hit to the infield or immediately beyond it that can easily be caught before reaching the ground. |