at

1 of 7

preposition

ət,

ˈat 

1

—used as a function word to indicate presence or occurrence in, on, or near

staying at a hotel

at a party

sick at heart

2

—used as a function word to indicate the goal of an indicated or implied action or motion

aim at the target

creditors are at him again

3

—used as a function word to indicate that with which one is occupied or employed

at work

at the controls

good at chess

4

—used as a function word to indicate situation in an active or passive state or condition

at liberty

at rest

5

—used as a function word to indicate the means, cause, or manner

sold at auction

laughed at my joke

act at your own discretion

6

a

—used as a function word to indicate the rate, degree, or position in a scale or series

the temperature at 90

at first

b

—used as a function word to indicate age or position in time

will retire at 65

at

2 of 7

noun

ˈät 

variants or less commonly att

plural at also att

: a monetary subunit of the kip see kip at Money Table

at

3 of 7

verb

less common spelling of @ entry 2

transitive verb

informal

: to respond to, challenge, or disparage the claim or opinion of (someone)

—usually used in the phrase don't @ me

It goes without saying that Lucille Ball's comedic timing is unmatched—don't @ me, you'll be wrong.

—Matt Brennan

I'll cut right to the chase: Men should be able to wear makeup, don't at me.

—Carine Green

at

4 of 7

abbreviation (1)

1

airtight

2

atmosphere

3

atomic

At

5 of 7

symbol

astatine

AT

6 of 7

abbreviation (2)

1

air temperature

2

ampere-turn

3

Appalachian Trail

4

usually A-T ataxia-telangiectasia

… joined the fight to find a cure for ataxia-telangiectasia, also known as A-T, a rare but deadly genetic disease that currently afflicts about 600 U.S. children, causing neurological deterioration and usually proving fatal by their 20s.

—Thomas Fields-Meyer

5

athletic trainer

6

automatic transmission

at-

7 of 7

prefix

see ad-

Examples of at in a Sentence

Recent Examples on the Web

Preposition

The next two options up at left tackle, Jermaine Eluemunor (quad) and Chris Hubbard (knee), were also sidelined Sunday. —Dan Duggan, The Athletic, 9 Dec. 2024

There is also an appearance by the band Turnpike Troubadours who perform during the live auction at the Yellowstone ranch. —Colleen Kratofil, People.com, 9 Dec. 2024

Each took turns performing brief sets at the flashy, brand new Intuit Dome (because having NFL stadium SoFi and longtime venue the Kia Forum in a 1-mile stretch isn't enough, right?). —Kimi Robinson, USA TODAY, 9 Dec. 2024

And numerous women who spoke at Friday’s meeting expressed vehement opposition to the group’s decision. —Bayliss Wagner, Austin American-Statesman, 9 Dec. 2024

Word History

Etymology

Preposition

Middle English, from Old English æt; akin to Old High German az at, Latin ad

Noun

Lao

First Known Use

Preposition

before the 12th century, in the meaning defined at sense 1

Noun

1955, in the meaning defined above

Kids Definition

at

1 of 2 preposition

ət,

(ˈ)at

1

—used to indicate location in space or time

staying at a hotel

be here at six

sick at heart

2

—used to indicate a goal that an action is aimed towards

aim at the target

laugh at him

3

—used to indicate a condition one is in

at work

at liberty

at rest

4

—used to indicate how or why

sold at auction

angry at his answer

5

—used to indicate the rate, degree, age, or position in a scale or series

the temperature at 90

retire at 65

at-

2 of 2

see ad-

Medical Definition

at

1 of 3 abbreviation

airtight

At

2 of 3 symbol

astatine

AT

3 of 3 abbreviation

1

assistive technology

2

usually A-T ataxia-telangiectasia

3

athletic trainer