A flag is a cloth used to show a country or a signal. People use flags to show where they are from or to send messages.
The flag is red and white.
We saw many flags at the event.
To flag means to mark something so others pay attention. It is often used when there is a problem or something special.
Please flag the important emails.
They flagged the error in the report.
Sometimes small flags are put on cars, boats, or buildings to show who they belong to or where they come from.
A flag was on the car's front.
The boat had many small flags.
In sports, flags are used as markers or signals. They tell players or drivers what to do or where to go.
The player stood near the corner flag.
Flags show signals in car racing.
Flag as a verb can mean to slow down or hesitate. It is often used in writing about people not giving up or continuing strongly.
His voice did not flag during the speech.
She did not flag, even when tired.
Flags are used in celebrations and ceremonies. They are often attached to poles and have bright colors for decoration.
The school had many flags for the day.
Flags hung from poles at the parade.
In computers, a flag is a marker that shows if something is true or false. It helps the program make decisions.
Set the flag to show the file is new.
Flags help control the program's actions.
