Definitions

from The American Heritage® Dictionary of the English Language, 5th Edition.

  • abbreviation ball bearing

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun Alternative spelling of BB.

Etymologies

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Examples

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  • A pellet of shot a bit less than a fifth of an inch in diameter.

    December 6, 2007

  • bb An abbreviation for bookish beau.

    April 27, 2021