Mexican wave
noun🔊/ˌmeksɪkən ˈweɪv/
🔊/ˌmeksɪkən ˈweɪv/
[countable] (British English) (North American English the wave [singular])
a continuous movement that looks like a wave on the sea, made by a large group of people, especially people watching a sports game, when one person after another stands up, raises their arms, and then sits down again 人浪（尤指体育比赛中看台上的观众依次站起坐下而形成的波浪状场面） Word Originso named because of the repeated practice of this movement at the 1986 soccer World Cup finals in Mexico City.