Definition of "rock"

rock¹

/ɹɒk/

noun
countable and uncountable, plural rocks
1. A formation of minerals, specifically:
  1. (uncountable) The naturally occurring aggregate of solid mineral matter that constitutes a significant part of the earth's crust.
    Quotations
    Floods in northern India, mostly in the small state of Uttarakhand, have wrought disaster on an enormous scale. […] Rock-filled torrents smashed vehicles and homes, burying victims under rubble and sludge.
    2013 June 29, “High and wet”, in The Economist, volume 407, number 8842, page 28
  2. A mass of stone projecting out of the ground or water.
  3. (chiefly British) A boulder or large stone; or (US, Canada) a smaller stone; a pebble.
  4. (geology) Any natural material with a distinctive composition of minerals.
  5. (slang) A precious stone or gem, especially a diamond.
    Quotations
    I call all the shots, rip all the spots / Rock all the rocks, cop all the drops
    1997, “Mo Money Mo Problems”, in Life After Death, performed by The Notorious B.I.G. ft. Ma$e and Diddy
2. A large hill or island having no vegetation.
3. (figuratively) Something that is strong, stable, and dependable; a person who provides security or support to another.
  Quotations
  And I say also unto thee, That thou art Peter, and upon this rock I will build my church; and the gates of hell shall not prevail against it.
  1611, The Holy Bible, […] (King James Version), London: […] Robert Barker, […], Matthew 16:18
  Celeste Talbert: She is my rock, my right hand.
  1991, Robert Harling and Andrew Bergman, Soapdish, Paramount Pictures
4. A lump or cube of ice.
5. (Britain, uncountable) A type of confectionery made from sugar in the shape of a stick, traditionally having some text running through its length.
6. (US, slang) A crystallized lump of crack cocaine.
  Quotations
  I ain't guilty, ‘cause even though I sell rocks / It feels good puttin' money in your mailbox
  1995, “Dear Mama”, in Me Against the World, performed by 2Pac
  When I necked five-quid bottles of vodka, I did not read the label. When I scored rocks and bags off tumbleweed hobos blowing through the no-man's-land of Hackney estates, I conducted no litmus test.
  2014, Russell Brand, “Prologue”, in Revolution, page xiii
7. (US, slang) An unintelligent person, especially one who repeats mistakes.
8. (South Africa, slang, derogatory) An Afrikaner.
9. (US poker slang) An extremely conservative player who is willing to play only the very strongest hands.
10. Any of several fish:
  1. The striped bass.
  2. The huss or rock salmon.
11. (US, basketball, slang) A basketball.
  Quotations
  It [the original Space Jam limped to 88 minutes with detours into Jordan’s swanky mansion and forced its cartoon cavalry to compete for screen time against Wayne Knight and a bunch of basketball players who delivered their lines much less confidently than they put the rock through the net.
  2021 July 14, A. A. Dowd, “Space Jam: A New Legacy is one big, witless commercial for Warner Bros. properties”, in The A.V. Club‎
12. (US, baseball, slang) A mistake.
  Quotations
  Now, you should never make the last out of an inning at third, and when a player does it, everyone knows he pulled a rock.
  2014, Joe Morgan, Richard Lally, Baseball For Dummies, page 227
13. (curling) Synonym of stone.
14. (rock paper scissors) A closed hand (a handshape resembling a rock), that beats scissors and loses to paper. It beats lizard and loses to Spock in rock-paper-scissors-lizard-Spock.
15. (informal, cricket) A cricket ball, especially a new one that has not been softened by use
16. (CB radio slang) A crystal used to control the radio frequency.
  Quotations
  It was easily possible to double the cost of a CB rig just by adding all of the "rocks" necessary to do the job.
  1980, Joseph J. Carr, The Complete Handbook of Radio Receivers, page 199

rock²

/ɹɒk/

verb
third-person singular simple present rocks, present participle rocking, simple past and past participle rocked
1. (transitive and intransitive) To move gently back and forth.
  Quotations
  To Edward […] he was terrible, nerve-inflaming, poisonously asphyxiating. He sat rocking himself in the late Mr. Churchill's swing chair, smoking and twaddling.
  1918, W[illiam] B[abington] Maxwell, chapter XII, in The Mirror and the Lamp, Indianapolis, Ind.: The Bobbs-Merrill Company
2. (transitive) To cause to shake or sway violently.
  Quotations
  A rising earthquake rocked the ground.
  1700, [John] Dryden, “Theodore and Honoria, from Boccace”, in Fables Ancient and Modern; […], London: […] Jacob Tonson, […]
3. (intransitive) To sway or tilt violently back and forth.
4. (transitive and intransitive, of ore etc.) To be washed and panned in a cradle or in a rocker.
5. (transitive) To disturb the emotional equilibrium of; to distress; to greatly impact (most often positively).
6. (intransitive) To do well or to be operating at high efficiency.
  Quotations
  The Blues' challenge had been rocking at that point, with Terry's centre-back partner Gary Cahill lost to injury and Barca having just levelled the tie through Busquets's neat, close-range finish from Isaac Cuenca's pull-back.
  2012 April 24, Phil Dawkes, “Barcelona 2-2 Chelsea”, in BBC Sport
7. (intransitive, stative) to be cool.
8. (slang, transitive, euphemistic) to make love to or have sex with.
  Quotations
  Cum on feel the noize, girls, rock your boys.
  1973, Noddy Holder, Jim Lea (lyrics and music), “Cum On Feel the Noize”, performed by Slade
  Rock me gently, rock me slowly, take it easy, don't you know, that I have never been loved like this before.
  1974, Andy Kim (lyrics and music), “Rock Me Gently”
  Open up your heart / And let the loving start / Oh, woman, take me in your arms / Rock your baby.
  1974, Harry Wayne Casey, Richard Finch (lyrics and music), “Rock Your Baby”, performed by George McCrae
  I just wanna rock you, all night long.
  1980, Jonah Ellis, Alisa Peoples, Cavin Yarbrough (lyrics and music), “Don't Stop the Music”, in The Two of Us, performed by Yarbrough and Peoples
9. (intransitive) To sway one's body as a stim.
  Quotations
  Tends to tap fingers on desk or spin ring on finger, especially when stressed. Sucks thumb in private. Loves to rock.
  2019 May 4, C. L. Lynch, “"Autism is a Spectrum" Doesn’t Mean What You Think”, in NeuroClastic
noun
plural rocks
1. An act of rocking; a rocking motion; a sway.
noun
uncountable
1. rock (style of music)

Definition of "rock"

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rock2

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noun

noun

rock¹

rock²