ticker-tape parade
noun [ C ] US uk/ˈtɪk.ə.teɪp pəˌreɪd/ us/ˈtɪk.ɚ.teɪp pəˌreɪd/
纸带游行（一种欢庆形式，人们从街边两侧高楼向外抛撒纸屑，以此向游行队伍中取得成就的某人表达敬意）
a special celebration in which someone who is being shown respect for achieving something very important walks or drives along streets in a city and small pieces of paper are thrown over them from the windows of tall buildings