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English definition of “rock”

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rock

noun  /rɑk/ us  

rock noun (STONE)

[C/U] a large mass of stone that sticks up out of the ground or the sea, or a separate piece of stone: [U] This is some of the oldest rock on the earth’s surface. [C] Waves crashed against the rocks. [C] Bees poured into the neighborhood when boys threw rocks at the hives. [C/U] slang A rock is also a diamond or other jewel.

rock noun (MUSIC)

[U] ( also rock-and-roll,  /ˌrɑk·ənˈroʊl/, rock ’n’ roll) a type of popular music with a strong beat, which is usually played with electric guitars and drums

rock

verb [I/T]  /rɑk/ us  

rock verb [I/T] (MOVE)

to move something or cause something to move backward and forward or from side to side: [T] He rocked the baby to sleep. [I] If you rock back on that chair, you’re going to break it. If a building or area rocks, it shakes it violently: [T] An earthquake rocked the downtown area today. If a person or place is rocked, it is surprised, upset, or excited: [T] The university was rocked by the scandal.

rock verb [I/T] (BE EXCELLENT)

to be extremely good: [I] She's such a great role model for young women – she really rocks!
(Definition of rock from the Cambridge Academic Content Dictionary © Cambridge University Press)
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