LOL

laughing out loud

Example Sentences:

A: Did you see that funny youtube video?
B: LOL, it was hilarious!

When I went to the comedy club, I was LOLing. The comedian was hilarious!

From the Blogs:

Last night’s LOL moment

Media:

Similar idioms:

1. ROTFL
2. LMFAO
3. LMAO
4. riot
5. in stitches
6. hold one’s sides
7. laughter is the best medicine