词典释义：
a person who performs, dances to, or enjoys rock music, especially of a particular type
（尤指某种）摇滚乐演奏者；摇滚歌手；摇滚乐迷
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a punk rocker .一个朋克摇滚乐迷。
a rock song
摇滚歌曲。
〈英〉 摇滚崽（尤指英国２０世纪６０年代身穿皮衣、骑摩托车、喜欢摇滚乐的亚文化群青少年）。
a thing that rocks, in particular
摇的东西，尤指：
a rocking chair
摇椅。
short for
<Bold>ROCKER SWITCH</Bold>的简称。
a rocking device forming part of a mechanism, especially one for controlling the positions of brushes in a dynamo
（尤指用以控制发电机中电刷位置的）摇动装置；摇动操作装置。
a curved bar or similar support on which something such as a chair or cradle can rock
（摇椅、摇篮等的）弧形弯脚。
[mass noun]the amount of curvature in the longitudinal contour of a boat or surfboard
（船、冲浪板的）上升弧线。
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off one's rocker informal mad 〈非正式〉 发疯的
