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amp

2 [amp] Informal.
noun
1.
amplifier ( def 2 ).
verb (used with object)
2.
to excite or energize (usually followed by up ): We were so amped up for the game that we forgot to eat.

Origin:
1960–65; by shortening

amp

3 [amp]
noun Slang.

Origin:
by shortening

Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Collins
World English Dictionary
amp (æmp)
 
n
1.  an ampere
2.  informal an amplifier
 
vb
3.  informal (Austral) to excite or become excited

AMP
 
abbreviation for
1.  adenosine monophosphate
2.  Australian Mutual Provident Society

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
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Etymonline
Word Origin & History

amp
1886 as an abbreviation of ampere; 1967 as an abbreviation of amplifier.
Online Etymology Dictionary, © 2010 Douglas Harper
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American Heritage
Medical Dictionary

AMP (ā'em-pē')
n.
Adenosine monophosphate; a mononucleotide found in animal cells and reversibly convertible to ADP and ATP. Also called adenine nucleotide, adenylic acid.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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American Heritage
Science Dictionary
AMP   (ā'ěm-pē')  Pronunciation Key 
Short for adenosine monophosphate. An organic compound that is composed of adenosine and one phosphate group. It is one of the nucleotides present in DNA and RNA, and is also the fundamental component of ATP and ADP. During certain cellular metabolic processes, AMP forms from ADP when the latter loses a phosphate group, and AMP forms ADP by acquiring a phosphate group. Chemical formula: C10H14N5O7P.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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American Heritage
Cultural Dictionary
amp (ampere) [(am-peer)]

A unit of electric current. One ampere corresponds to a certain number of electrons passing a fixed point each second.

Note: A typical household's electrical supply includes a total of 120 to 200 amps; a typical house circuit carries 15 to 50 amps.
The American Heritage® New Dictionary of Cultural Literacy, Third Edition
Copyright © 2005 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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FOLDOC
Computing Dictionary

AMPS definition


Advanced Mobile Phone Service
The Free On-line Dictionary of Computing, © Denis Howe 2010 http://foldoc.org
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American Heritage
Abbreviations & Acronyms
amp
  1. ampere

  2. amplifier

AMP
  1. adenosine monophosphate

  2. Association for Molecular Pathology

The American Heritage® Abbreviations Dictionary, Third Edition
Copyright © 2005 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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Example sentences
All told, authorities have managed to confiscate everything from fake mics and headphones to loudspeakers, amps and mixers.
The set ends with smashed instruments and broken amps.
Wire the bulb circuit so that you can measure the volts and amps when the bulb is in operation.
What really separates amps from older systems is the back end call setup functionality.
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