Trailer (movie)
A movie trailer (also called a preview or coming attraction) is a short showing of a future (not yet released) movie. They are shown in a theater before the current movie starts. They are often later shown in advertisements for DVD releases, and broadcasts of the movie on television.
Trailer (movie) Media
Trailer for Universal Pictures' science-fiction horror film Frankenstein (1931)
Trailer for The African Queen (1951)
2013 trailer for The Wolverine by 20th Century Fox
Walt Disney in a 1937 color trailer for the animated musical fantasy film Snow White and the Seven Dwarfs
Screenshot from film trailer for 1959 North by Northwest