flag noun
ADJ. national | chequered Schumacher took the chequered flag to win his fourth Grand Prix of the season. | tattered A tattered flag hung from the roof of the burnt-out building.
VERB + FLAG fly, hang (out), hoist, raise, run up a ship flying a Russian flag | lower | wave The crowd all waved flags as the president came past. | unfurl | carry
FLAG + VERB hang | flap, flutter, fly, wave a flag fluttering in the breeze | be/fly at half mast
FLAG + NOUN pole (also flagpole)
PREP. under a/the ~ a ship sailing under a British flag | ~ of a flag of truce
You can also check other dicts: flag (English, 中文解释 ), wordnet sense, Collins Definition