Pronunciation: /pɑp ʌp/
noun a sudden appearance or occurrence
A1 I saw a pop up book at the store.
A2 A pop up ad appeared on my computer screen.
B1 The pop up shop only opens during the holiday season.
B2 I love how the pop up restaurant changes its menu every week.
C1 The pop up art exhibition featured works from local artists.
C2 The pop up store was a huge success, attracting customers from all over the city.
verb to appear or occur suddenly or unexpectedly
A1 I saw a rabbit pop up from behind the bushes.
A2 A notification popped up on my phone screen.
B1 Unexpected ads keep popping up while I'm browsing the internet.
B2 During the meeting, a question popped up that no one could answer.
C1 As I was walking through the park, memories of my childhood popped up in my mind.
C2 New trends in fashion always seem to pop up out of nowhere.
formal A notification will pop up on your screen when the download is complete.
informal I hate it when ads pop up while I'm trying to read an article online.
slang I didn't expect him to just pop up at the party like that.
figurative Unexpected challenges always seem to pop up when you least expect them.
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popped up