We've known for a while that the Bexsero brand #meningitis B vaccine provides limited (30-40%) protection against #gonorrhea, too. Now the UK has approved the #vaccine to be used against the #STI, offering it to men who have sex with men.
https://www.bbc.com/news/articles/cded26z16leo
If you're in the US and considering a meningitis vaccine for yourself or your teenage child, note that Bexsero helps prevent gonorrhea but Trumenba, the other brand available, does not.