definitions

rocker arm

|

noun Machinery.

a rocking or oscillating arm or lever rotating with a moving shaft or pivoted on a stationary shaft.

RELATED CONTENT

genderfluxRead more in this article about some frequently asked questions and fun facts related to our definitions.
READ MORE
These Songs Helped Us Learn How To SpellMove aside Schoolhouse Rock!, we're looking at hit songs that literally spell out their hooks.
READ MORE

Nearby words

rockefeller, john d., rockefeller, john davison, rockefeller, nelson, rockefeller, nelson aldrich, rocker, rocker arm, rocker cam, rocker panel, rockery, rocket, rocket airplane

Origin of rocker arm

First recorded in 1855–60
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for rocker arm

British Dictionary definitions for rocker arm

rocker arm

noun

a lever that rocks about a pivot, esp a lever in an internal-combustion engine that transmits the motion of a pushrod or cam to a valve
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012