コーナーフラッグポストMeanings1nouncorner flag (soccer)sports›Wasei-eigo term used in soccer contexts; refers to the flag on a pole placed at each corner of the field.wasei-eigo (Japanese-coined English), from corner flag postコーナーフラッグポストの近ちかくでファウルがあった。There was a foul near the corner flag.