flag

noun [C] (SYMBOL)

/flæɡ/

Definition

B1 a piece of cloth, usually rectangular and fixed to a pole at one edge, that has a pattern that shows it represents a country or a group, or has a particular meaning: Flags of all the participating countries are flying outside the stadium. Flags were flapping/fluttering in the breeze. The guard waved his flag and the train pulled away from the station.Flags

(Definition of flag noun (SYMBOL) from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)