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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 -1.91%decrease; red down pointing triangle held its first investor day in more than a decade Wednesday to sell Wall Street on a story of bigger profits and faster growth.

From The Wall Street Journal Nov. 5, 2025

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

He said the money transfers from BAC had been "very strange" - and that there had been problems with the payments, which had come from the Middle East.

From BBC Sep. 20, 2024

But the angle BAC is equal to DAE, since each of them added to CAE makes a right angle.

From Treatise on Light by Christiaan Huygens

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 lack of transparency around how Parcoursup works led many to suspect it was introducing even greater selectivity and competition among students who were once guaranteed admission to university if they passed the bac.

From Los Angeles Times Dec. 14, 2018

Some take the bac 2-3 times without succeeding.

From US News Sep. 22, 2016

"Victor Hugo because of you I flunked my bac."

From BBC Jun. 19, 2014

We crossed the 37 Djelish in a bac, or flying bridge, and reached Afreville about ten o’clock.

From Notes in North Africa Being a Guide to the Sportsman and Tourist in Algeria and Tunisia by W. G. Windham

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