Mao Collection, Middle Volume
Radical: Hand (shǒu)
Kangxi stroke count: 15
Page 450, Entry 07
Tang Rhymes (Tangyun), Collected Rhymes (Jiyun), Rhyme Treasury (Yunhui), and Correct Rhymes (Zhengyun) all state the pronunciation is lu (falling tone). It means to shake. Rites of Zhou (Zhouli), Summer Offices, Grand Marshal: "At the third drum, shake the鐸 (duo - a large metal bell)." Commentary: Covering the top and shaking it is called lu; it is to stop movement and catch one's breath. It is sometimes written in a variant form.
Also, Collected Rhymes (Jiyun) states the pronunciation is long (falling tone). It means to sway. Rites of Zhou (Zhouli), Commentary on the duo-bell: Zheng the Royal Surveyor says: "Read lu as long."
Also, Six Scripts Explained (Liushugu) notes that lu conveys the meaning of scooping or catching. It is also pronounced lu (rising tone). It is written as a distinct variant form of lu.