Acronyms are fun words. Comprised of the first letter of a series of words, small punchy acronyms have risen in popularity due to texting and social media. If you've only got 140 characters and are typing and reading on a small handheld screen, you need to improvise. That is, YN2I. We're not sure if that one will catch on.
Here's a selection of acronyms that we see all over the place. We're betting that these are here for the long haul, too. Do you have a favorite acronym you tend to lean on all the time? Let us know on Facebook and Twitter (dictionarycom).