隅すみ返がえしMeanings1nouncorner throw; corner reversalmartial artsA judo technique where the defender uses the corner of the mat to reverse the opponent's attack.隅すみ返がえしは、相あい手てを隅すみに追おい詰つめてから返かえす技わざだ。Sumigaeshi is a technique where you drive your opponent into the corner and then reverse them.