pop-up

Primary Meanings of pop-up

1.
n
a short high fly ball
2.
n
a book (usually for children) that contains one or more pages such that a three-dimensional structure rises up when a page is opened
Full Definitions of pop-up
1

n a short high fly ball

Synonyms:
pop fly, pop-fly
Type of:
fly, fly ball
(baseball) a hit that flies up in the air
2

n a book (usually for children) that contains one or more pages such that a three-dimensional structure rises up when a page is opened

Synonyms:
pop-up book
Type of:
book
a written work or composition that has been published (printed on pages bound together)

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