Quick meaning
The rules of behaviour set by a social media platform that all users must follow.
Think of it like this
Like the house rules posted in a community centre — everyone using the space must abide by them.
Where you may see this
You may see this on Facebook, Instagram, TikTok, WhatsApp groups, and other social apps.
Why it matters
Understanding the term helps you use social platforms more comfortably and spot risky or misleading behaviour.
Say it simply
Community Guidelines means: The rules of behaviour set by a social media platform that all users must follow.