flagcarrier
nounUK /ˈflæɡˌkæri.ər/
US /ˈflæɡˌkæri.ɚ/
A flagcarrier is a person who carries a flag.
The flagcarrier led the parade down the street.
OTHER MEANINGS
2. A person who strongly supports and represents a group or cause.
She became the flagcarrier for the local recycling campaign.
3. A company or product that leads its field and represents its industry.
That phone maker is the flagcarrier of the country's tech sector.
4. An aircraft that carries a nation's flag on official missions.
The flagcarrier plane landed with the delegation aboard.