basaltic lava having a rough surface.
a proportional shoe width size, narrower than A and wider than AAA.
the smallest proportional brassiere cup size.
a quality rating for a corporate or municipal bond, lower than AAA and higher than A.
Electricity. a battery size for 1.5 volt dry cells: diameter, 0.6 inches (1.4 cm); length, 2 inches (5 cm).
British. a designation for motion pictures certified as unsuitable for children under 14 unless accompanied by an adult.
Compare (def 11), (def 5 ,) (def 9).
(in prescriptions) 2 .
Associate in Accounting.
One friend remembers him taking her to an aa meeting when she herself first got sober not long afterward.
NYPD: We Have Hoffman’s Diary Michael Daly February 4, 2014
Alcoholics Anonymous (aa) has operated in Tehran for a number of years.
Iran’s Drinking Problem IranWire August 15, 2014
To me, total secrecy about aa and overcoming addiction just exacerbates the problem.
‘Celebrity Rehab’ Counselor: Mindy McCready Won’t Be the Last Maer Roshan February 25, 2013
A copy of aa Today, an Alcoholics Anonymous publication, rested atop the bureau.
Football Great Bob Suffridge Wanders Through the End Zone of Life Paul Hemphill September 5, 2014
aa, pronounced “ah-aah,” is cindery lava, the word’s from Hawaii but you may find some in Java.
National Scrabble Day: A Poem So You’ll Know All 101 Two-Letter Words David Bukszpan April 12, 2013
C or heavy linen thread “aa” make a little block of four strands of floss over four threads of the material.
The Library of Work and Play: Needlecraft Effie Archer Archer
In fig. 1, aa is the body of the lock, bb the bolt and cc the key.
Encyclopaedia Britannica, 11th Edition, Volume 16, Slice 7 Various
A keen-bladed dissecting knife, thrown by aa, stuck out from his left breast.
Astounding Stories of Super-Science, December 1930 Various
aa is the board the resistance of which is to be determined.
Encyclopaedia Britannica, 11th Edition, Volume 14, Slice 1 Various
Storm (n), maapischi̍a (aa separated; final a short and low).
Travels in the Interior of North America, 1832-1834, Part III (the Text Being Chapters XXVIII-XXXIII of the London Edition, 1843, and the Appendix a Combination of the Appendices of the London and German [Coblentz, 1839] Editions) Maximilian, Prinz von Wied
a volcanic rock consisting of angular blocks of lava with a very rough surface
(in Britain) Automobile Association
(in Britain) Advertising Association
(in Britain, formerly) a film that may not be shown publicly to a child under fourteen
also AA, abbreviation of Alcoholics Anonymous, attested by 1941, American English. The group name was the title of a book published in 1938 by the founder, Bill W.
A type of lava having a rough, jagged surface. It is relatively slow moving in its molten state, advancing in the form of massive blocks with fissured and angular surfaces that ride on a viscous interior. The blocks range in size between the size of a football and the size of a house. See Note at pahoehoe.
: an AA barrage
An antiaircraft weapon, or antiaircraft fire; ack-ack, flak (WWI)
Academy of Aphasia
Acts of the Apostles
Armed Forces Americas (except Canada)
Associate in Arts
a56 language An assembler for the Motorola DSP56000 and DSP56001 digital signal processors by Quinn Jensen email@example.com. Version 1.1 is available from an alt.sources archive or (ftp://wuarchive.wustl.edu/). (1992-08-10) Historical Examples Both the bucks and the does have a56 breeding season, but this season may be changed or varied by different elements. Practical Angora Goat Raising […]
Agricultural Adjustment Administration. Amateur Athletic Association. American Automobile Association. antiaircraft artillery. Automobile Association of America. a proportional shoe width size, narrower than AA. the highest quality rating for a corporate or municipal bond. Electricity. a battery size for 1.5 volt dry cells: diameter, 0.4 inches (1 cm); length 1.7 inches (4.3 cm). Amateur Athletic Association. […]
aaaai American Academy of Allergy, Asthma, and Immunology
Amateur Athletic Association of America. American Academy of Anesthesiologists Assistants