A naturally occurring solid aggregate of minerals or mineraloid matter. The geologist examined the rock to determine its composition.
A large mass of stone forming a hill, cliff, or other natural feature. The climbers scaled the rock with great effort.
A small stone, especially one that has been worn smooth by erosion. She skipped a rock across the surface of the lake.
A genre of popular music characterized by a strong rhythm and often simple melodies. The band played a mix of classic rock and modern hits.
A precious stone, especially a diamond. She showed off the rock on her engagement ring to her friends.
A person who provides dependable support or strength. Thanks for listening—you're my rock.
(Slang) Crack cocaine or another crystalline form of cocaine. He was arrested for selling rock on the street corner.
To move gently back and forth or from side to side. She rocked the baby to sleep in her arms.
To cause to shake or sway violently. The earthquake rocked the entire city.
To perform or play music with a strong beat, typically in the style of rock and roll. The band rocked the stage with their energetic performance.
To impress or excite greatly. Her new outfit really rocks!
(Informal) To wear, display, or use (something) with confidence and style. She's really rocking that new leather jacket.