Dictionary

1pop–up

noun \ˈpäp-ˌəp\

computers : a window that appears on the screen over other windows or documents and that often advertises something

Full Definition of POP-UP

1
:  pop fly
2
:  a component or device that pops up
3
:  a pop-up book
4
:  a pop-up window on a computer screen

First Known Use of POP-UP

1906

2pop–up

adjective

: having a picture that stands up when a page is opened

computers : appearing on the screen over another window or document

Full Definition of POP-UP

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>

First Known Use of POP-UP

1934

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