salute
英 [səˈluːt]   美 [səˈluːt]  
v.
(尤指军队中)敬礼;致敬;表示敬意;赞扬，赞颂
n.
致敬;致意;(尤指士兵和军官之间的)敬礼;鸣礼炮;鸣炮致敬

例句

The players saluted the fans before leaving the field.

球员在退场前向球迷致意。

He raised his hat as a friendly salute.

他举帽亲切致意。