Quick meaning
A message sent from an app to your device even when the app is not open.
Think of it like this
Like a text from a shop saying your order is ready, even when you're not in the shop.
Where you may see this
You may hear this in email apps, messaging apps, video calls, and workplace instructions.
Why it matters
Knowing the term makes it easier to message people correctly and avoid simple communication mistakes.
Say it simply
Push Notification means: A message sent from an app to your device even when the app is not open.