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
Moody's placed the United States' Aaa rating on review for a possible downgrade in 2011 a few weeks before a debt limit agreement was reached.
From Reuters • May 24, 2023
In May a SoFi bond backed by the company’s loans was awarded an Aaa rating by Moody’s Investors Service, a first for SoFi.
From New York Times • Oct. 19, 2016
“Well, that’s a shame,” said Mr. Aaa sarcastically.
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.