Generational Gap
When your sister posts naked pics of herself on the internet, then claims you don't understand the industry she is in.
-Hey Fred, out in L.A., we use those pics for our industry, you just don't understand! There must be a Generational Gap.
-But Rebecca, you work in Social Media!
-But Rebecca, you work in Social Media!
Generation Gap
When someone has a big gap between their front two teeth. E.g. Michael Strahan
Did you see that girl's generation gap? Man it was huge.
Generation gap
In today's usage, it refers to a perceived gap between younger people and their parents or grandparents.
Generation gap should have been solved in the future