The essence of what it means to be a rock; the qualities that make a rock what it is. / (slang) The quality of music being rock music, or generally "rocking" (being excitingly good).

plural of rocking

A giant, red-colored free-standing monadnock in the south of Northern Territory in Central Australia, now known by its indigenous name, Uluru.

The dove/pigeon species Columba livia.

a child’s toy consisting of a (usually wooden) horse mounted on a rocker or swing

crack cocaine

(music) A genre of popular music that evolved in the 1950s from a combination of rhythm and blues and country music, characterized by electric guitars, strong rhythms, and youth-oriented lyrics.

(dated slang, euphemistic, 1920s, African-American Vernacular) To have sex. / To play rock and roll music. / To start, commence, begin, get moving.

A rock at the most westerly tip of the Isles of Scilly facing the Atlantic Ocean and housing a lighthouse; supposedly the smallest island in the world.

(rare, slang, derogatory) Extremely stupid.