rock

Noun

• pitching dangerously to one side

• 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.
    

• hard bright-colored stick candy (typically flavored with peppermint)

• (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
    

• United States gynecologist and devout Catholic who conducted the first clinical trials of the oral contraceptive pill (1890-1984)

• 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
    

• a lump or mass of hard consolidated mineral matter
  • he threw a rock at me
    

Verb

• cause to move back and forth
  • rock the cradle
    
  • rock the baby
    
  • the wind swayed the trees gently
    

• move back and forth or sideways
  • the ship was rocking
    
  • the tall building swayed
    
  • She rocked back and forth on her feet
    

Related words

• Synonyms: 
  careen , sway , tilt , rock 'n' roll , rock'n'roll , rock-and-roll , rock and roll , rock music , rock candy , Rock , John Rock , stone , shake