AA battery

noun

Definition of AA battery

: a battery that is typically used in small electronic devices and that is standardized at 51 mm in length and roughly 14 mm in diameter

called also AA, AA cell, double-A, double-A battery

First Known Use of AA battery

1961, in the meaning defined above

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The first known use of AA battery was in 1961

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Cite this Entry

“AA battery.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/AA%20battery. Accessed 11 May. 2021.

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