Internet laughter slang words

source: Learn English with Let's Talk        2015年9月20日
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1. Crack up - This is a slang phrase which means to laugh
Example - You really crack me up.
2. CTFU - Crack the fuck up which means to laugh intensely
3. LOL - Laugh out loud
4. LOLZ - The final z serves only to make the acronym sound like a plural noun
5. Haha - Interjection used to express laughter
6. LMAO - Laughing my ass (arse) off. It is often used to indicate grate amusement
7. IPML - I pissed myself laughing. It is used to laugh exaggeratedly
8. ROFL - Rolling on the floor laughing