high five
noun [ C ] uk/ˌhaɪ ˈfaɪv/ us/ˌhaɪ ˈfaɪv/
（两人表示问候或钦佩时的）高举胳膊击掌
a greeting or an expression of admiration in which two people each raise a hand above their shoulder and bring the fronts of their hands together with force
high-five
verb [ I or T ] ukus
举手击掌
to give someone a high five
As the show ended, Chris high-fived his friends. 演出结束时，克里斯和朋友们举手击掌相庆。