If you are introducing yourself then you can say something like this: Slang intro (this is an informal and friendly introduction but not rude or impolite): Hey guys, hope you are all well. I'm here today to give you some info about slang and how to use it. Formal comparison: Hello everyone, how are you. Today we are going to talk about slang and how best to use it. ========== If you want actual slang words then you will need to give us a topic or some more specific areas that you would like to cover as there are thousands of slang words in English. You may also find this website useful: http://www.urbandictionary.com/ It is a comprehensive dictionary of slang, swear words and 'words from the street'. Rob.