cheerleader
/ˈtʃɪəˌliːdə(r)/noun
1- a member of a team of girls who perform organized cheering, chanting, and dancing in support of a sports team at matches in the US and elsewhere（美国等的）拉拉队队员。
1.1
- an enthusiastic and vocal supporter of someone or something（某人或某物的）声援者：
he was a cheerleader for individual initiative.
他非常支持个人主动性。
派生词