n. an attendant who rocks a child in a cradle
n. a performer or composer or fan of rock music
n. a teenager or young adult in the 1960s who wore leather jackets and rode motorcycles
n. a trough that can be rocked back and forth; used by gold miners to shake auriferous earth in water in order to separate the gold
n. 摇的人, 摇杆
[电] 摇杆