spoiler alert

Noun

spoiler alert (plural spoiler alerts)

1. Used other than figuratively or idiomatically: see spoiler, alert: a warning that plot elements in a drama will be exposed.

Interjection

1. An indication, placed in a text, that the plot of a drama is about to be exposed.
   • Spoiler alert: The main character, Mark, succumbs to an illness at the end.

   Synonyms:

   spoiler ahead, spoiler warning

2. (humorous, often) Indicates that the speaker is about to reveal something unanticipated or unpleasant.
   • Spoiler alert, these measures have not proved to be very helpful at mitigating the effects of this crisis.
   • At this point, an appropriately impressed Jimmy Fallon asks if her [Millie Bobby Brown's] ear for accents extends beyond Miley Cyrus sitcoms, and—SPOILER ALERT—it definitely does.2022 May 15, Kayleigh Roberts, “Millie Bobby Brown Does a Spot-On Anna Delvey Impression That You *Must* Hear”, in Cosmopolitan, archived from the original on 19 May 2022

   Synonyms:

   spoiler ahead, spoiler warning