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  • BAC
    BAC
    abbreviation
    blood alcohol content; blood-alcohol concentration: the percentage of alcohol in the bloodstream: under the laws of most U.S. states, a BAC of 0.08 or higher is the legal definition of intoxication.
  • bac
    bac
    noun

BAC

1 American  

abbreviation

  1. blood alcohol content; blood-alcohol concentration: the percentage of alcohol in the bloodstream: under the laws of most U.S. states, a BAC of 0.08 or higher is the legal definition of intoxication.


bac 2 American  
[bak] / bæk /

Etymology

Origin of BAC

First recorded in 1960–65

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

The daily chart has shown some absolute strength against peers, with BAC acting well on the ratio chart over the past year.

From Barron's Mar. 11, 2026

Bank of America BAC -1.18%decrease; red down pointing triangle said its profit rose 12% in the fourth quarter of last year, as consumer spending climbed and delinquencies on credit cards edged lower.

From The Wall Street Journal Jan. 14, 2026

Bank of America BAC 2.52%increase; green up pointing triangle reported third-quarter earnings and revenue that bested analysts’ expectations, thanks to healthy consumer activity and a busy summer in its investment banking division.

From The Wall Street Journal Oct. 15, 2025

The BBC has not been able to independently verify these reports - but we do know that Bulgarian authorities have now begun investigating another company linked to BAC.

From BBC Sep. 20, 2024

BAC ... changing, you shall become a dragon, and your wife becoming a beast, shall receive in exchange the form of a serpent, Harmonia, the daughter of Mars, whom you had, being a mortal.

From The Tragedies of Euripides, Volume I. by Euripides

Cold bulk fermentation, also called pointage en bac in French, is a technique where the dough — all in one large mass — is placed into the refrigerator for some number of hours before dividing.

From Salon Jul. 7, 2021

The bac had been the sole requirement to graduate and move on to university — grades being seen as too susceptible to bias and gamesmanship.

From Los Angeles Times Dec. 14, 2018

Some take the bac 2-3 times without succeeding.

From US News Sep. 22, 2016

Ironically, Hugo himself sharply criticised the bac and academia in general in a 1864 essay from his book William Shakespeare.

From BBC Jun. 19, 2014

Otherwise the "bac" would have gone on forever.

From In the Courts of Memory, 1858 1875; from Contemporary Letters by Hegermann-Lindencrone, L. de (Lillie de)

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