You might read some online slang, a hastag followed by an acronym -- or is that a new word?? -- and unless you're already up on Urban Dictionary, some phrases just pass by without explanation.
A few have stuck around and USA Today gathered up a few dozen with handy definitions to literally cut out and post up or pass along to the Luddite in your social circles...
Oh, you remember way back when you were younger and had a slew of words and phrases that have gone over the heads of (your) elders :)
These are cute videos...a few slangs from the 1980's and 1990's :) #ThatsSoFetch hahaha