Flagged email means someone

A "flagged" email typically means that someone has marked the email as important, urgent, or requires attention. This can be done in various email clients and platforms, such as:

  1. Marking as "Flagged" or "Important" in Gmail, Outlook, or Yahoo Mail.
  2. Using a "Flag" or "Star" icon to highlight the email.
  3. Adding a label or category to the email, such as "Urgent" or "Action Required".

When an email is flagged, it usually means that the sender or recipient wants to draw attention to the email, either because it's:

Flagging an email can help keep track of important messages and ensure they don't get lost in a crowded inbox.