The term 'flag bearer' refers to a person who carries a flag in a parade or ceremony. The crossword solutions for this term are POLE (4 letters), REF (3 letters), and COLORSERGEANT (13 letters). A POLE is a long, thin, and usually cylindrical object used to carry a flag. A REF is an abbreviation for referee, which is a person who officiates a sporting event. A colorsergeant is a military rank that is responsible for carrying the unit's flag or colors.