I use an add-on called Unpinterested! to remove Pinterest results from my Google search results: https://github.com/sellomkantjwa/unpinterested https://github.

I use an add-on called Unpinterested! to remove Pinterest results from my Google search results: https://github.com/sellomkantjwa/unpinterested https://github.com/sellomkantjwa/unpinterested All it does is add -site:pinterest.com to the search bar for image results (can be configured to also do it for Web results), but it gets the job done.