Quick meaning
A chronological record of your posts and activities displayed on your social media profile.
Think of it like this
Like a personal diary visible to others, showing what you shared and when.
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
Timeline means: A chronological record of your posts and activities displayed on your social media profile.