Origin of rev

First recorded in 1900–05; short for revolution
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for revved up

rev

/ (rɛv) informal /

noun

revolution per minutethe engine was doing 5000 revs

verb revs, revving or revved

(often foll by up) to increase the speed of revolution of (an engine)
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

Word Origin and History for revved up

rev


v.

1916, from earlier noun (1901), shortening of revolution, in reference to the internal combustion engine. Related: Revved; revving.

Online Etymology Dictionary, © 2010 Douglas Harper