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overdrive

[v. oh-ver-drahyv; n. oh-ver-drahyv] /v. ˌoʊ vərˈdraɪv; n. ˈoʊ vərˌdraɪv/
verb (used with object), overdrove, overdriven, overdriving.
1.
to push or carry to excess; overwork.
2.
to drive too hard.
noun
3.
Machinery, Automotive. a device containing a gear set at such ratio and arrangement as to provide a drive shaft speed greater than the engine crankshaft speed.
4.
Informal. an intense state of activity or productivity:
The political campaign has shifted into overdrive.
Origin of overdrive
950
before 950; Middle English overdriven to cover over, overpower; Old English oferdrīfan to drive away, overthrow. See over-, drive
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the Web for overdrive
Contemporary Examples
Historical Examples
  • It had to be not less than forty thousand miles out before it could take to overdrive.

    The Pirates of Ersatz Murray Leinster
  • A ship from Orede had come out of overdrive and lay dead in emptiness.

    Pariah Planet Murray Leinster
  • He made him estimate the change in brightness to be expected after so many hours in overdrive, if one broke out to measure.

    Pariah Planet Murray Leinster
  • Air-scarcity killed them before the ship came out of overdrive.

    Pariah Planet Murray Leinster
  • He tried the briefest of overdrive hops, and came out within the solar system and well inside any watching patrol.

    Pariah Planet Murray Leinster
British Dictionary definitions for overdrive

overdrive

noun (ˈəʊvəˌdraɪv)
1.
a very high gear in a motor vehicle used at high speeds to reduce wear and save fuel
2.
in overdrive, in a state of intense activity
3.
into overdrive, into a state of intense activity
verb (ˌəʊvəˈdraɪv) -drives, -driving, -drove, -driven
4.
(transitive) to drive too hard or too far; overwork or overuse
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
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Word Origin and History for overdrive
n.

"speed-increasing gear in an automobile," 1929, from over- + drive (n.).

Online Etymology Dictionary, © 2010 Douglas Harper
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overdrive in Technology

processor
An Intel Pentium processor which fits into a socket designed to accomodate an Intel 486, or into a special upgrade socket on the motherboard.
(1995-03-27)

The Free On-line Dictionary of Computing, © Denis Howe 2010 http://foldoc.org
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