I guess the slang meaning implies that you're a pussy when you say good evening in french, and what I took for a german accent is in fact american.
By the way, I don't think this is hacker news. I hope this comment doesn't help the post stay on the front page. I don't know how hacker news works. I voted up the comment that says 'not hacker news'. I hope this doesn't increase the score of the topic.