(uncountable) The naturally occurring aggregate of solid mineral matter that constitutes a significant part of the earth's crust. / A mass of stone projecting out of the ground or water.

(transitive and intransitive) To move gently back and forth. / (transitive) To cause to shake or sway violently. / (intransitive) To sway or tilt violently back and forth.

An act of rocking; a rocking motion; a sway.

A style of music characterized by basic drum-beat, generally 4/4 riffs, based on (usually electric) guitar, bass guitar, drums, and vocals.

(intransitive) To play, perform, or enjoy rock music, especially with a lot of skill or energy. / (intransitive, slang) To be very favourable or skilful; excel; be fantastic.

(countable) Distaff. / (uncountable) The flax or wool on a distaff.

Archaic form of roc (mythical bird)

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

Abounding in, or full of, rocks; consisting of rocks. / Like a rock; rigid, solid. / (Of an animal or plant) Having a habitat around or on rocks.

Easily rocked; unstable. / Encountering many problems; difficult, troubled; also, in danger or distress. / (originally US) Of a person: ill, or unsteady (for example, as a result of a shock).