verb🔗ShareTo become compressed into a shape reminiscent of a concertina"The car concertinaed into the wall."appearanceactionstructureChat with AIVocabulary GamePractice Reading
verb🔗ShareTo be drawn closer and farther apart repeatedly, or up and down, as if situated on a working concertina's folds"The accordion player concertinaed his instrument, squeezing and releasing it to produce a lively tune. "musicactiondeviceChat with AIVocabulary GamePractice Reading
