1 of 3

noun (1)

: ampere
: amplifier
also : a unit consisting of an electronic amplifier and a loudspeaker


2 of 3


amped; amping; amps

transitive verb

informal : to make (someone) more excited or energetic : excite, energize
Players either get amped by the electricity of the event or founder in the ambient chaos.Jon Wertheim
often used with up
When Smith came out to accept her trophy, Bieber smothered her with kisses, and then pumped his fist to amp up the crowd …Melissa Ruggieri
: to make (something) more intense : heighten, intensify
The violence is amped by the presence of automatic weapons and gyrating camerawork, but it all feels very familiar.Kevin Crust
usually used with up
The fledgling studio that wound up making the film … knew that it had teenage girls in its pocket, and wisely amped up the action scenes in the trailer in an attempt to snag male viewers as well.Karen Valby
Roasting the pork at a low temperature in a spiced salt mixture amps up the flavor of the meat and makes it extra-tender.Gabrielle Hamilton
: to increase the amount of (something) : raise
In this convention year … the stakes have been amped.Charles McGrath
usually used with up
As investors get used to steady returns, they start borrowing to amp up gains … and buying increasingly dubious stuff …Pat Regnier
… the producers always need to amp up the stakes, and, this season, there are a few new twists …Andy Edelstein
see also amped, amped-up
: a nucleotide C10H12N5O3H2PO4 composed of adenosine and one phosphate group that is reversibly convertible to ADP and ATP in metabolic reactions

called also adenosine monophosphate, adenylic acid

compare cyclic amp

Examples of amp in a Sentence

Noun (1) He plugged his guitar into the amp. Verb an important news story that doesn't need to be amped up with sensationalism inflammatory rhetoric that served only to amp up the civil unrest that was overspreading the city
Recent Examples on the Web
With 93 dB efficiency, the S2 is a perfect match with low-power tube amps. Josh Condon, Robb Report, 13 June 2024 Ledger’s death in the years since only amps up the wistfulness. Vulture Staff, Vulture, 16 Feb. 2024
And experts definitely agree that the benefits of consuming resveratrol are not an excuse to amp up your red wine consumption; one four ounce glass of red wine for women per day is still the max the American Heart Association recommends. Irene Coltrinari, Vogue, 13 June 2024 Meanwhile other scientists around the world are also looking to amp up their ion beams and targets to push past element 118. Stephanie Pappas, Scientific American, 14 May 2024 See all Example Sentences for amp 

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'amp.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History


Noun (1)

by shortening

Noun (2)

adenosine monophosphate

First Known Use

Noun (1)

1882, in the meaning defined at sense 1


1985, in the meaning defined at sense 2

Noun (2)

1943, in the meaning defined above

Time Traveler
The first known use of amp was in 1882

Dictionary Entries Near amp

Cite this Entry

“Amp.” Dictionary, Merriam-Webster, Accessed 25 Jun. 2024.

Kids Definition


: ampere

Medical Definition


1 of 2 abbreviation


2 of 2 noun
: a nucleotide C10H12N5O3H2PO4 that is composed of adenosine and one phosphate group and is reversibly convertible to ADP and ATP in metabolic reactions

called also adenosine monophosphate

compare cyclic amp

More from Merriam-Webster on amp

Last Updated: - Updated example sentences
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