I. ˈ ̷ ̷ˌ ̷ ̷ noun
( -s )
Etymology: pop (I) + up
: one that pops up: as
a. : pop fly
b. : a slow high shot in a racket game usually near the net
II. adjective
: of, relating to, or having a device that pops up
a pop-up toaster
a pop-up valve
III. adjective
: being or appearing in a window overlying the original screen on a computer display
pop-up menu