1.
vulgar; lowbrow; tasteless; crude
Lacking refinement, taste, or intellectual substance. Used to criticize entertainment, humor, or behavior that appeals to base instincts or lacks cultural value.
低俗な番組が多い。
There are a lot of lowbrow programs.
あの雑誌は低俗な記事ばかりだ。
That magazine is full of nothing but trashy articles.
低俗な冗談で場の雰囲気が悪くなった。
A crude joke ruined the atmosphere.
Strongly negative evaluation word. Common collocations: 低俗な番組 (trashy TV show), 低俗な内容 (crude/vulgar content), 低俗な趣味 (lowbrow taste). The opposite is 高尚 (refined, noble). Compare with 下品 (vulgar in manners) — 低俗 focuses more on intellectual or cultural lack of quality, while 下品 focuses on manners and behavior.