• synonyms


  1. Also jump. Automotive. the starting of an internal-combustion engine that has a discharged or weak battery by means of booster cables.
Show More
verb (used with object)
  1. to give a jump-start to: to jump-start an engine.
  2. to enliven or revive: to jump-start a sluggish economy.
Show More

Origin of jump-start

First recorded in 1975–80
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for jump-start

Contemporary Examples of jump-start

Historical Examples of jump-start

  • I'd totaled about three hours of sleep, and even three cups of the Turk's caffeine mud failed to jump-start my brain.

    Little Brother

    Cory Doctorow

British Dictionary definitions for jump-start


  1. to start the engine of (a car) by connecting it to another engine with jump leads or (of a car) to start in this way
Show More
  1. the act of starting a car in this way
Show More
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