Noun
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pitching dangerously to one side
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a genre of popular music originating in the 1950s
a blend of black rhythm-and-blues with white country-and-western
"rock is a generic term for the range of styles that evolved out of rock'n'roll."
- rock 'n' roll - rock'n'roll - rock and roll - rock and roll - rock music -
hard bright-colored stick candy (typically flavored with peppermint)
- rock candy -
(figurative) someone who is strong and stable and dependable
"he was her rock during the crisis"
"Thou art Peter, and upon this rock I will build my church"--Gospel According to Matthew
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United States gynecologist and devout Catholic who conducted the first clinical trials of the oral contraceptive pill (1890-1984)
- john rock -
material consisting of the aggregate of minerals like those making up the Earth's crust
"that mountain is solid rock"
"stone is abundant in New England and there are many quarries"
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a lump or mass of hard consolidated mineral matter
"he threw a rock at me"
Verb
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cause to move back and forth
"rock the cradle"
"rock the baby"
"the wind swayed the trees gently"
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move back and forth or sideways
"the ship was rocking"
"the tall building swayed"
"She rocked back and forth on her feet"