oater

plural oaters

1. USinformalentertainmentA movie or television show about cowboy or frontier life; a western movie.

   Akira Kurosawa’s samurai movies were already heavily influenced by the western genre, so it wasn’t hard for Hollywood to convert Seven Samurai (1954) back into a bona fide oater.

   2025 May 15, Anne Billson, “The 20 best US remakes of foreign language films – ranked!”, in The Guardian, →ISSN

   3 more examples

   In recent years the western or horse opera, known in the trade as the "oater," has come to be recognized as an art form just as formal as the ballet or the symphony. […] To prove his contention that all this is so, Life Photographer John Florea took these unusual pictures during the filming of Yellow Sky. This is a $1,450,000 western with big-name stars […] and technical talent from 20th Century's top drawer, but is basically a typical oater.

   1949 January 10, “The Great American Horse Opera”, in Life

   By far the more common was the low-budget "hoss opera" or "oater," ground out in relentless numbers by studios such as Universal and Republic, and designed basically for edification of the young, who took them in on Fridays and Saturdays[…] There were, to be sure, degrees of the oater; a somewhat more subtle version, designed for adult as well as child viewing, was also made.

   1995, Louis Decimus Rubin, Jerry Leath Mills, A Writer's Companion

   While trying to run a trading post at the depths of the Great Depression, Harry Goulding heard that a Hollywood director was looking for the perfect Western backdrop for his next oater.

   2006 April 2, Timothy Egan, “Monument Valley: Endless Earth, Infinite Sky”, in The New York Times, →ISSN

   Synonyms: horse opera, oat opera