a rock musician or fan
a rock song
Brit a member of a group of leather-jacketed young British motorcyclists in the 1960s who waged war on the mods: compare mod2
either of the two curved pieces of wood or metal on which an object, e.g. a cradle, rocks
something mounted on rockers; specif a rocking chair
any object resembling a rocker or with parts resembling a rocker
a device that works with a rocking motion
off one's rocker
informal crazy, mad