teaser
n. countablen. a short video or advertisement that shows just a little bit of a new movie or show to make you excited. It is meant to get people interested without giving away the whole story.
n. a short promotional segment or advertisement designed to stimulate interest in a forthcoming media product by revealing only limited details. Often used in marketing contexts for films, television series, or video games.
The studio released a short teaser for the new superhero movie.
After the season finale, the network aired a thirty-second teaser to hint at next year's plot.
While a full trailer provides a narrative overview, a teaser relies on evocative imagery and cryptic dialogue to generate early social media engagement and fan theories.
From tease + -er.
Commonly used as a modifier in the compound 'teaser trailer'.