A random Tweet/mention to/@somebody you dont know.
Its not abusive or insulting, it is simply a Tweetclart.
When Tweetclarting you can Tweetclart to the face or to the belly. There is no variance in the meaning of a Tweetclart if it is to the face or the belly. A Tweetclart is an effective way to let someone you know that you are following them on Twitter and that they should also follow you.