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supercharge

 - 2 dictionary results

su⋅per⋅charge

[soo-per-chahrj]
–verb (used with object), -charged, -charg⋅ing.
1. to charge with an abundant or excessive amount, as of energy, emotion, or tension.
2. to supply air to (an internal-combustion engine) at greater than atmospheric pressure.
3. pressurize (def. 3).

Origin:
1760–70; super- + charge
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
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su·per·charge   (sōō'pər-chärj')   
tr.v.   su·per·charged, su·per·charg·ing, su·per·charg·es
  1. To increase the power of (an engine, for example), as by fitting with a supercharger.

  2. To charge heavily or excessively: an atmosphere that was supercharged with tension.

The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2009 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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