rock (Noun) — United States gynaecologist and devout Catholic who conducted the first clinical trials of the oral contraceptive pill (1890-1984).
rock (Noun) — A lump or mass of hard consolidated mineral matter. ex. "he threw a rock at me"
rock (Noun) — Material consisting of the aggregate of minerals like those making up the Earth's crust. ex. "that mountain is solid rock"
rock (Noun) — (figurative) someone who is strong and stable and dependable. ex. "he was her rock during the crisis" ex. "Thou art Peter, and upon this rock I will build my church"
rock (Noun) — Hard bright-coloured stick candy (typically flavoured with peppermint).
rock (Noun) — A genre of popular music originating in the 1950s; a blend of black rhythm-and-blues with white country-and-western. ex. "rock is a generic term for the range of styles that evolved out of rock'n'roll."
rock (Noun) — Pitching dangerously to one side.
rock (Verb) — Move back and forth or sideways. ex. "the ship was rocking" ex. "She rocked back and forth on her feet"
rock (Verb) — Cause to move back and forth. ex. "rock the cradle"
rock (Verb) — Disturb the normal state; shock or distress. ex. "Confidence is rocked by news of 158 textile job cuts"
rock (Verb) — Dance to or play rock music.