amp

¹

[ amp ]

noun

, Electricity.

1. ampere.

amp

²

[ amp ]

noun

1. amplifier ( def 2 ).

verb (used with object)

1. to excite or energize (usually followed by up ):

   We were so amped up for the game that we forgot to eat.

amp

³

[ amp ]

noun

, Slang.

1. amputation.
2. amputee.

AMP

⁴

abbreviation for

, Biochemistry.

1. a white, crystalline, water-soluble nucleotide, C 10 H 12 N 5 O 3 H 2 PO 4 , obtained by the partial hydrolysis of ATP or of ribonucleic acid, yielding on hydrolysis adenine, ribose, and orthophosphoric acid.

amp.

⁵

abbreviation for

, Electricity.

1. amperage.
2. ampere; amperes.

amp.

¹

abbreviation for

1. ampere

AMP

²

abbreviation for

1. adenosine monophosphate
2. Australian Mutual Provident Society

amp

³

/ æmp /

noun

1. an ampere
2. informal.
   an amplifier

verb

1. informal.
   to excite or become excited

AMP

/ ā′ĕm-pē′ /

1. 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: C 10 H 14 N 5 O 7 P.

amp

1. A unit of electric current (see also current ). One ampere corresponds to a certain number of electrons passing a fixed point each second.

Notes

A typical household's electrical supply includes a total of 120 to 200 amps; a typical house circuit carries 15 to 50 amps.

Word History and Origins

Origin of amp¹

First recorded in 1880–85; by shortening

Origin of amp²

First recorded in 1945–50; by shortening

Origin of amp³

First recorded in 1925–30; by shortening

Origin of amp⁴

First recorded in 1950–55; a(denosine) m(ono-)p(hosphate)

Example Sentences

To amp up heart rate in the weight room, incorporate total-body movements with limited rest in between sets.

From The Daily Beast

There is probably even pressure on the True Blood showrunners to amp up the nudity.

From The Daily Beast

Austin, a skinny sixteen-year-old, dressed all in black, kneels on the floor plugging wires into a guitar amp.

From The Daily Beast

The retail industry knows that to survive, it needs to amp up the experience and add entertainment.

From The Daily Beast

AMP life was pleasant, aside from the perpetual drilling, marching and countermarching.

From Project Gutenberg

This fact is shown clearly by tests made to determine the time required to discharge a 100 Amp.

From Project Gutenberg

The amp, speakers, and A/V switcher were all missing from her home theater.

From Project Gutenberg

He was certain his shout overmodulated every amp tube in the entire World City viewer system.

From Project Gutenberg

Us Goshen people kind o' kept together when we set down in the amp'itheater.

From Project Gutenberg