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BAC

¹ American

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 ² American

[bak] / bæk /

noun

baccalaureate.

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.

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 address appeared to be shared by 12 other companies - and no-one in the building could tell us anything about BAC Consulting at all.

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

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023