Rocker meaning

rŏkər
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One that rocks, as:
  • A rocking chair.
  • A rocking horse.
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One of the two curved pieces upon which a cradle, rocking chair, or similar device rocks.
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A cradle used for washing or panning ores.
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A small curved blade with a toothed edge used in mezzotint engraving to roughen the surface of the metal plate.
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An object having a curved form, as the keel of a ship or a skate blade sharpened in a curve.
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A curved stripe at the bottom part of a chevron worn by noncommissioned officers above the rank of sergeant.
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A person who rocks a cradle, etc.
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Either of the curved pieces on the bottom of a cradle, rocking chair, etc.
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A cradle for washing sand or gravel in gold mining.
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A small steel plate with a toothed and curved edge, for roughening and thus preparing the surface of a mezzotint plate.
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One of the curved stripes below the chevron of a noncommissioned officer above sergeant.
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A curved piece of wood attached to the bottom of a rocking chair or cradle that enables it to rock back and forth.
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(surfing) The lengthwise curvature of a surfboard. (More rocker is a more curved board.)

All modern surfboards share a similar rocker design — Bruce Jones [1]

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Someone passionate about rock music.
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A musician who plays rock music.
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One who rocks something.
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(UK) A member of a British subculture of the 1960s, opposed to the mods, who dressed in black leather and were interested in 1950s music.
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Any implement or machine working with a rocking motion, such as a trough mounted on rockers for separating gold dust from gravel, etc., by agitation in water.
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A skate with a curved blade, somewhat resembling in shape the rocker of a cradle.
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(engineering) A rock shaft.
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off (one's) rocker
  • Out of one's mind; crazy.
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off one's rocker
  • Crazy; insane.
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Idioms and Phrasal Verbs

Origin of rocker

  • From the verb to rock + -er

    From Wiktionary