Adjective "aa" definition and examples

(Aa may not be an adjective, but it can be used as an adjective, click here to find out.)

Pronunciation

/eɪˈeɪ/

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Definitions and examples

noun

Basaltic lava forming very rough, jagged masses with a light frothy texture.
  1. 'Very different from jagged aa, pahoehoe is the other general texture of newly solidified lava.'

Alcoholics Anonymous.
    Anti-aircraft.
      (in the UK and South Africa) Automobile Association.

        More definitions

        1. basaltic lava having a rough surface.

        More examples(as adjective)

        "months can be aa."

        "interviews can be aa."

        "funds can be aa."

        Origin

        Mid 19th century: from Hawaiian 'a-'a.