\ ˈamp How to pronounce amp (audio) \

Definition of amp

 (Entry 1 of 3)

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


amped; amping; amps

Definition of amp (Entry 2 of 3)

transitive verb

1 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 upWhen Smith came out to accept her trophy, Bieber smothered her with kisses, and then pumped his fist to amp up the crowd …— Melissa Ruggieri
2 : 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 upThe 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 ValbyRoasting 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
3 : to increase the amount of (something) : raise In this convention year … the stakes have been amped.— Charles McGrath usually used with upAs 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
\ ˌā-ˌem-ˈpē How to pronounce AMP (audio) \

Definition of AMP (Entry 3 of 3)

: 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

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Examples of amp in a Sentence

Noun (1) He plugged his guitar into the amp.
Recent Examples on the Web: Noun With the 10 amp Dakota lithium power box, anglers can run their cameras and charge their phones all day long. Kristine Fischer, Outdoor Life, "A Last-Minute Fishing Gift Guide for the Diehard Angler on Your List," 17 Dec. 2020 These circuits are designed to manage the flow of electricity to the battery, and if the circuits inside the iPhone were designed to tolerate 1 amp, but are routinely exposed to 2 amps, that could stress the system over time. Alexander George, Popular Mechanics, "Yes, You Can Use the Same Power Adapter for Your iPhone and iPad," 16 Dec. 2020 Placing an amp on a bare floor aims its sound at their ankles. Matt Jancer, Wired, "17 Gifts Ideas for Musicians of All Skill Levels," 2 Nov. 2020 PreSonus is well-known for their high-quality project studio interfaces and live sound mixers, and this headphone amp is the perfect complement to any setup requiring quality and reliability. Popular Science, "The best multi-headphone power amps for studio use," 20 Mar. 2020 The power seat wiring may become chafed due to poor routing, and no protection, or melt from exceeding the 14 gauge wire amp capacity. Detroit Free Press, "Car recalls for October 12-19," 20 Oct. 2020 Dad hooked it up to our tube radio, which worked as an amp. Marc Myers, WSJ, "Before Peter Frampton Made It Big, He Was Mesmerized by David Bowie," 20 Oct. 2020 Rather, Eddie ran a Fender Rhodes electric piano through a flanger and fed it all into a Marshall amp. chicagotribune.com, "Remembering Eddie Van Halen: His 20 greatest performances," 7 Oct. 2020 This compact headphone amp from Behringer is a great solution for small project studios with limited space and limited needs. Popular Science, "The best multi-headphone power amps for studio use," 20 Mar. 2020 Recent Examples on the Web: Verb And fewer guests around the dining table is a good excuse to amp up the centerpiece with more candles and as much natural foliage as possible. Leena Kim, Town & Country, "Pippa Middleton's Wedding Florist Is Hosting Virtual DIY Wreath Classes," 23 Nov. 2020 The dust didn’t affect Alabama weather except to amp up the colors of sunrises and sunsets. Leigh Morgan, al, "Alabama weather 2020: The good, the bad and the weird," 4 Dec. 2020 Best of the bunch: As a stout enthusiast, Milkshake Stout tends to be a bit light for my liking, but the imperial flavors, such as the Imperial Triple Layer Decadence Milkshake Stout (7.5%), amp up the body and creaminess. Brian Manzullo, Detroit Free Press, "Top 5 Michigan craft beer holiday packs to get you through the rest of 2020," 2 Dec. 2020 And refitting for four-inch thick filters means increasing overall pressure drop, which means spending money to amp up the whole system. Adam Rogers, Wired, "The Next Covid Dilemma: How to Make Buildings Breathe Better," 9 Nov. 2020 Better yet, the leopard print will make a statement to amp up any winter look. Kiana Murden, CNN Underscored, "20 winter hats that’ll keep you warm and stylish this winter," 12 Nov. 2020 For those of us in relationships, on the other hand, Mercury in Scorpio could amp up the drama. Elizabeth Gulino, refinery29.com, "Mercury In Scorpio Is Bringing All Our Secrets To The Surface," 11 Nov. 2020 New Orleans already plays with great pace, and is said to be looking for guys who can amp that up further. Eric Walden, The Salt Lake Tribune, "The Tribune’s NBA mock draft 1.0: Who will the Utah Jazz select at No. 23?," 24 Oct. 2020 There will also be an available sound package that adds an additional exterior speaker at the rear along with two inside the rear doors to amp up the sound. Connor Hoffman, Car and Driver, "Hear the 2021 Audi e-tron GT, Which Is Also Getting an RS Model," 8 Oct. 2020

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'amp.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of amp

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

History and Etymology for amp

Noun (1)

by shortening

Noun (2)

adenosine monophosphate

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Statistics for amp

Last Updated

31 Dec 2020

Cite this Entry

“Amp.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/amp. Accessed 16 Jan. 2021.

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More Definitions for amp

Medical Definition of amp

 (Entry 1 of 2)

1 amperage
2 ampere
3 ampule
4 amputation


\ ˌā-ˌem-ˈpē How to pronounce AMP (audio) \

Medical Definition of AMP (Entry 2 of 2)

: 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

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Britannica.com: Encyclopedia article about amp

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