Cyber language refers to the popular use of the Internet's unofficial language and expressions. It is concise, fast, easy to remember, and so on. It is often used in online chat, social media, games, and other fields. The following are some common online languages: 1666-Meaning of approval or admiration. 2LOL- Laugh Out Loud was an initialism for laughing out loud. 3 ROTL- Rolling On The Floor Laughing means laughing non-stop. 4BTHW- By The Way was an shorthand for " by the way ". 5OMG- Oh My God's short form means 'Oh My God' or 'shocked'. 6BTHW- By The Way was an initialism that meant to mention it in passing. IDK - I Don't Know means I don't know. 8. Imho - In My Humble Opinion. 9ttyl-talk To You Later. 10TL- Talk To You Later. These are some common online languages that are widely used in online communication, but you need to pay attention to the use of uncivilized language and inappropriate expressions.