rocker

(redirected from rockers)
Also found in: Dictionary, Thesaurus, Idioms, Wikipedia.
Related to rockers: Rockers Reggae

rocker

1. any of various devices that transmit or operate with a rocking motion
2. a steel tool with a curved toothed cage, used to roughen the copper plate in engraving a mezzotint
3. 
a. an ice skate with a curved blade
b. the curve itself
4. Skating
a. a figure consisting of three interconnecting circles
b. a half turn in which the skater turns through 180?, so facing about while continuing to move in the same direction
Collins Discovery Encyclopedia, 1st edition © HarperCollins Publishers 2005

rocker

[′räk·ər]
(civil engineering)
A support at the end of a truss or girder which permits rotation and horizontal movement to allow for expansion and contraction.
(graphic arts)
A type of chisel, with a sharp beveled edge, used in mezzotint engraving; it is set on the surface of a copper plate and rocked back and forth to produce a rough grain, which, when printed, produces a velvety black.
(mining engineering)
A small digging bucket mounted on two rocker arms in which auriferous alluvial sands are agitated by oscillation, in water, to collect gold.
(ordnance)
Movable, built-in support in a field gun carriage, between the trail and the cradle, that allows changes in elevation to be made without disturbing the angle of position setting.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive ?
The rockers Frontman Chris Leech added: "The band have always leaned towards powerful, driven guitars and I Wanna Know hits the sweet spot.
The open-air festival featured an eclectic range of acts, from the painted rockers Kiss, on their farewell world tour, to Texan blues specialists ZZ Top and German rock band Def Leppard.
Saturday's daytime lineup at the Arena (10.30am-6pm), are West Midlands folk punk rockers Bleeding Hearts (traditional guitar band with a bucketful of anger, emotion, great big tunes and a lot to say).
Just like other western cultures that have been adopted by Africans, the cowboys' culture or rockers also made its way to Africa.
Next up for live music are rockers Marmozets,a West Yorkshire rock band, who take to the stage on October 18; tickets PS12.
Later came the skinheads and the punks with rings in their ears and noses and skinheads who the rockers battled who wore Doc Martin boots and had short cropped hair.
But Pin Rockers team captain Rudy Valenzuela came into the rescue with his double strikes shoring up their chance.
They battled on Bank Holiday beaches all that summer of '64 and in May an ominous message in the Barry Island sand gave notice of what was ahead: "Rockers, Rockers, the Mods are coming." Answered by a slogan on a van crawling along the promenade: "We are Rockers, we hate Mods."
The rockers opted not to play at all because Paul Stanley and Gene Simmons reportedly cannot agree on which line-up should perform during the April ceremony in New York City, Contactmusic reported.
Today, Manchester rockers James - best known for their 1991 hit Sit Down - will headline, with Noisettes, rockers The Horrors and Nina Nesbitt among the highlights.