Select "More user actions" (3 dots stacked vertically) to the right of the big Follow/Unfollow button.
Select "Turn on retweets" or "Turn off retweets"
If it’s already OFF, then choose ON and then OFF again (sometimes you have to do this twice until it sticks). Visit the main site again to see if it's working.
no subject
You can block a user's retweets and not their own tweets on the Twitter website.
Go to their userpage
https://twitter.com/jesse_the_k
Select "More user actions" (3 dots stacked vertically) to the right of the big Follow/Unfollow button.
Select "Turn on retweets" or "Turn off retweets"
If it’s already OFF, then choose ON and then OFF again (sometimes you have to do this twice until it sticks). Visit the main site again to see if it's working.
Drawback: works on the Twitter website and Tweetdeck. It doesn't work with lists, e.g.,
https://twitter.com/jesse_the_k/lists/a11y
Unsolicited UI Complaint. You always see RTs on the userpage, even when you've turned them off, so this is Bad Design.