Function: adjective
Date: 1934
1 : of, relating to, or having a component or device that pops up <a pop-up book>
2 : appearing suddenly on a computer screen <a pop-up window>
Function: adjective
Date: 1934
1 : of, relating to, or having a component or device that pops up <a pop-up book>
2 : appearing suddenly on a computer screen <a pop-up window>
Merriam Webster Collegiate English Dictionary. Merriam Webster - Энциклопедический словарь английского языка. 2012