AAA
1 Americanabbreviation
abbreviation
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Agricultural Adjustment Administration.
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Amateur Athletic Association. Also A.A.A.
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antiaircraft artillery.
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Automobile Association of America. Also A.A.A.
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a proportional shoe width size, narrower than AA.
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the highest quality rating for a corporate or municipal bond.
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Electricity. a battery size for 1.5-volt dry cells: diameter, 0.4 inch (1 centimeter); length 1.7 inches (4.3 centimeters).
abbreviation
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Amateur Athletic Association
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anti-aircraft artillery See also triple A
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Automobile Association of America
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Automobile Association of Australia
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
In May, Moody’s also downgraded its U.S. sovereign debt rating to Aa1 from Aaa.
From MarketWatch • Dec. 15, 2025
The highest rating by S&P is AAA, while Moody’s is Aaa.
From Barron's • Oct. 24, 2025
“While the statement by Moody’s maintains the United States’ Aaa rating, we disagree with the shift to a negative outlook,” Deputy Treasury Secretary Wally Adeyemo said.
From Seattle Times • Nov. 10, 2023
Moody's rates the U.S. government "Aaa" with a stable outlook, the highest creditworthiness it assigns to borrowers.
From Reuters • Sep. 25, 2023
“Why did he do that?” asked Mr. Aaa.
From "The Martian Chronicles" by Ray Bradbury
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Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.