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.

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bac ² American  

[bak] / bæk /

noun

1. baccalaureate.

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Etymology

Origin of BAC

First recorded in 1960–65

Example Sentences

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

Etienne, 36 years old, works for Bank of America BAC -0.24%decrease; red down pointing triangle in London.

From The Wall Street Journal • Dec. 26, 2025

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

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

The man said nothing more and Terence went on: "Now, consider this triangle as two triangles, BAC and CAB."

From Fairies and Folk of Ireland by Burleigh, Sydney Richmond