入团 Traditional form: 入團 Pinyin (reading): rùtuán Definitions: to enroll in the Communist Youth League Characters: 入 - to enter, to come in; to join 团 - sphere, circle, ball; mass, lump; group, regiment; to gather Traditional characters: 入 - to enter, to come in; to join 團 - sphere, circle, ball; mass, lump; group, regiment; to gather