What does it all mean?

As a part of running the AGT Club on alternate Mondays, I'm on the look out for different discussion points and interesting facts/tricks we can do together.

In my searches, I found the Twitter account @etymathology and added a few tweets to my Favourites. I've gone through those this morning and a few other tweets and created these that can be added to PowerPoint/SMART Notebook files:

 

That said, I've been had before:

Which is apparently 'vulgar slang' for annoying person/asshole/prick/dickhead. Whoops!