keepy-uppy
noun UK informal (also keepie-uppie) uk/ˌkiː.piˈʌp.i/ us/ˌkiː.piˈʌp.i/
[ U ]颠足球（比赛）
a game of bouncing a ball off any part of your body except your hand or arm, as many times as you can without the ball hitting the ground
Let's play keepy-uppy. 我们来玩颠足球吧。
[ C ] plural keepy-uppies or keepie-uppies颠足球（动作）
a movement in which you bounce a ball off any part of your body except your hand or arm, in order to prevent it from hitting the ground
He was practising his keepie-uppies. 他在练习颠球。