uBlacklist is a Google Search filter for Chrome, Firefox and Safari. Block sites with specific URLs using match patterns or regular expressions.
Block sites with specific titles using regular expressions. Support Bing, Brave, DuckDuckGo, Ecosia, Qwant, Searx, Startpage.com, Yahoo! JAPAN and Yandex. Synchronize block rules among devices using Google Drive or Dropbox. Subscribe to public block rules.
So, it's basically an ad blocker, but for crap search results. You can block specific things on your own or add blocklists to do it for you.