(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.

The longest road in the ancient system of trade routes and roads developed in Achaemenid Persia, which connected the capitals Sardis (in Asia Minor) to Susa (in Mesopotamia) and featured post-stations with service facilities.

(rare, slang, derogatory) Extremely stupid.

A rocket engine. / (military) A non-guided missile propelled by a rocket engine. / A vehicle propelled by a rocket engine. / A rocket propelled firework; a skyrocket. / (slang) An ace (the playing card).

(transitive, intransitive) To accelerate swiftly and powerfully. / To fly vertically. / To rise or soar rapidly. / To carry something in a rocket. / To attack something with rockets.

The leaf vegetable Eruca sativa or Eruca vesicaria. / Rocket larkspur (Consolida regalis).

(uncountable) In Ireland, a soft drink whose constituents vary regionally, typically made by mixing orange and lemon sodas. / (countable) A glass of this drink.

A clip or holder, usually a 1 inch alligator clamp, used to hold the end of a hand-rolled marijuana cigarette so it can be smoked without burning the smoker's fingers.