You can use uBlock Origin for removing unwanted entries from your search results in your browser.
After installing the plugin click on the icon in the toolbar. In the dropdown that appears select the element picker icon:
Move the cursor over the search results until the element you want removed is highlighted:
Click on the element to show the filter editor. The top frame of the editor dialog shows the selector for the element you want removed. Usually you'll see multiple page elements highlighted at this point, because the selector tends to be a CSS class, particularly for search engine results.
Restrict the selection to just elements that contain the domain you want removed by adding a CSS
Click "Preview" and you should see only the (un)desired element highlighted.
Click "Create" to add the new filter to uBlock and remove the element from the search results.