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Word: aa (lookup usage) (lookup stats)


Meaning:

initialism:

  • Affirmative Action
  • African-American
  • Alcoholics Anonymous
  • Alzheimer's Association
  • American Airlines
  • Antiaircraft
  • Armed Forces Americas (USPS abbreviation code)
  • Astrum Argenteum (also A.A. or A.'.A.'.), Esoteric Magickal order or Silver star, a magickal order.
  • British Automobile Association
  • chemistry: amino acid
  • India Airport Authority
  • military assembly area
  • military avenue of approach
  • poker A starting hand in Texas hold 'em comprised of two aces

Source: Wiktionary | Src Info »

Noun:

  • A form of lava flow associated with Hawaiian-type volcanoes, consisting of basaltic rock, usually dark-colored with a jagged and loose, clinkery surface. Compare ''pahoehoe''.

Source: Wiktionary | Src Info »