cheerleader
n. countable B1 Intermediate US //ˈtʃɪɹˌɫidɝ// UK //tʃˈiəliːdɐ// cheer·lead·er
n. a person who shouts encouragement for a sports team, often wearing a bright uniform and performing dances.
n. a member of a group that performs rhythmic shouting, dancing, and gymnastics to support a sports team. Primarily used in North American contexts.
The cheerleader jumped high and shouted loudly.
She joined the school cheerleader squad to support the football team on Fridays.
Beyond the sidelines, the modern cheerleader executes complex athletic routines that blend gymnastics, dance, and vocal support.
From cheer + leader.