A person’s name is very important. Some names also have special meanings in popular American expressions. To better understand what I mean, sit back and listen. You might even want to get a cup of Joe, I mean, a cup of coffee.
One day, an average Joe was walking down the street. An average Joe is a common person – either male or female. This average Joe was lost. He did not know Jack about where he was going. By this, I mean he did not know anything about where to find things in the city.