look up any word:
1. s.t.d
simultaneous text discussion.
When you are texting someone, and they send another text before you respond to the previous one. This is giving someone an STD
person 1:"Hey, how many cats do you have?"
person 1:"Did you go to clubs often?"
person 1:"Oh shoot, sorry. I just gave you an s.t.d"
2. S.T.D
acronym for Save The Drama. Used emphatically to show distaste for Drama--especially from unstable female friends.
female friend: "...blah blah blah and then she went over there and told him 'yadda yadda' and well i wasn't gonna stand for that and then blah blah blah..."

you: "S.T.D, honey. i don't wanna here it."
3. s.t.d
super thick dick
i have an s.t.d..WANNA SEE!!!
rss and gcal