noun
B-movie; B-film
Refers to low-budget, often genre films, typically the second feature in a double bill. In Japanese usage, it can also imply a cult or cheesy movie.
彼はＢ級映画の大ファンで、週末はいつも古いホラー映画を見ている。
He's a big fan of B-movies and always watches old horror films on weekends.
This director started his career with low-budget B-movies.