# ICYMI

ICYMI stands for “in case you missed it,” used to flag a repost or reminder of something previously shared.

Canonical URL: https://slanglane.com/terms/icymi
Release: daily-2026-10-19
Checked: 2026-10-19T15:26:45.101Z
Register: informal
Language: general
Review: automated-evidence-review

## Meaning

A brief tag added before a link, video, or statement to signal that the content has been posted before and may have been overlooked by some readers.

Functions as a courteous nudge, letting the audience know the material is worth revisiting without implying they were inattentive.

## Original examples

> ICYMI, here’s the full interview with the director that we posted last week.

In plain English: In case you missed it, here is the complete interview with the director that we posted last week.

Context: Uses ICYMI to re‑share a previously published interview.

> ICYMI: the new policy changes go into effect on Monday, so plan accordingly.

In plain English: In case you missed it, the new policy changes start on Monday, so plan accordingly.

Context: Adds ICYMI before an important announcement that may have been overlooked.

## When it fits

When you want to repost or remind readers of content that was shared earlier and might have been missed.

## Mind the context

When the information is brand‑new or when a more formal tone is required.

## Important differences

### TL;DR

TL;DR introduces a brief summary of a long text, while ICYMI flags a repeat or reminder of previously shared content.

## Backstory

This automated entry does not establish a first coinage. Consult the linked references for documented history.

## Questions

### Can ICYMI be used for a brand‑new post?

No. ICYMI signals that the material has already appeared elsewhere; for new content, simply share without the tag.

### Is ICYMI appropriate in professional emails?

It is informal, so reserve it for casual internal communications or social‑media posts rather than formal business correspondence.

## Sources

- [ICYMI — English entry, revision 93564933](https://en.wiktionary.org/w/index.php?title=ICYMI&oldid=93564933) — Wiktionary contributors. Checked 2026-10-19T15:26:37.956Z. Supports: summary; meaning.

Source texts retain their original licenses. Definitions and factual notes are research-informed; examples and usage advice are original SlangLane writing.