pop-up

1 of 2

noun

ˈpäp-ˌəp 

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

pop-up

2 of 2

adjective

1

: of, relating to, or having a component or device that pops up

a pop-up book

2

: appearing suddenly: such as

a

computing : appearing suddenly on a screen over another window or display

a pop-up window

a pop-up ad

b

of a business : set up quickly for short-term operation in a temporary location

pop-up stores/shops

pop-up retail

The front lawn of nearly every home becomes either a parking lot or a pop-up market, perfect for hungry, thirsty fans held captive by the … lines of traffic.

—Juliet Macur

c

meteorology : appearing or developing quickly in isolation rather than as part of a line or grouping of storms

By Thursday you should be able to go coast to coast and see only pop-up thunderstorms …

—Paul Clark

Late summer is prime time for "pop-up" thunderstorms: storms born of hot, moist air that occur without regard to frontal activity or other large weather disturbances that are more easily understood.

—The Journal & Courier (Lafayette, Indiana)

Examples of pop-up in a Sentence

Recent Examples on the Web

Noun

No more creepy pop-ups, banners, or video ads that know your dream PC build. —PC Magazine, 30 Oct. 2025

Naturi Naughton speaks at the American Black Film Festival pop-up in New York City on Oct. 25. —Lex Goldstein, PEOPLE, 30 Oct. 2025

Adjective

Sage has been offering pop-up cooking classes at various locations since losing access to the Brady Street space after the sale, according to a post on the cooking school's website. —Angelika Ytuarte, jsonline.com, 4 Nov. 2025

Users will be able to access their Wrapped summary through a pop-up in the Spotify app once it is released. —Marina Johnson, Louisville Courier Journal, 4 Nov. 2025

Word History

First Known Use

Noun

1880, in the meaning defined at sense 1

Adjective

1926, in the meaning defined at sense 1

Rhymes for pop-up

• backup
• blowup
• breakup
• buildup
• checkup
• cleanup
• holdup
• hookup
• lineup
• lockup
• makeup
• markup

Kids Definition

pop-up

1 of 2 noun

ˈpäp-ˌəp

1

: pop fly

2

: a pop-up window on a computer screen

pop-up

2 of 2 adjective

1

: of, relating to, or having a part or device that pops up

a pop-up book

2

: appearing suddenly on a computer screen

a pop-up window