phrase Internet Slang

ICYMI

/ˌaɪ siː waɪ ɛm ˈaɪ/ · phrase · informal

In Case You Missed It — resurfacing something you might've scrolled past.

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Definitions

1

Stands for 'in case you missed it,' used to re-share news or a post for people who weren't around the first time.

“ICYMI: the deadline got pushed to Friday.”
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2

A common opener in newsletters and social posts to recap a highlight.

“ICYMI, here's everything we announced last week.”
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3

Used casually to bring a friend up to speed on something they slept on.

“ICYMI she finally got the promotion, drinks are on her.”
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ICYMI In A Sentence

ICYMI the store's having a huge sale all weekend.
Reposting icymi because the algorithm buried it.
Icymi, the trailer dropped this morning and it looks incredible.

Origin & Usage

A social media and newsletter convention shortening 'in case you missed it,' built to recirculate content in fast-moving feeds. It became standard during the Twitter era.

People Also Ask

What does ICYMI mean on social media?

It means 'in case you missed it,' used to re-share something for people who didn't see it the first time. It's common in recaps and newsletters.

Is ICYMI only for old posts?

Mostly, yes — it's used to resurface earlier content, but the gap can be hours or weeks. The point is catching people up.

How do you use ICYMI?

Put it at the start of a post or message before the thing you're re-sharing, like 'ICYMI, the event got rescheduled.'

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