Definition of BS

1 bachelor of science
2 balance sheet
3 bill of sale
4 bishop suffragan
5 bowel sounds
6 breath sounds
7 British standard
8 often not capitalized, sometimes vulgar bullshit

Examples of BS in a Sentence

She received a B.S. in chemistry from Smith College.

Learn More about BS

Statistics for BS

Cite this Entry

“BS.” Dictionary, Merriam-Webster, Accessed 13 Apr. 2021.

Style: MLA
MLACheck Mark Icon ChicagoCheck Mark Icon APACheck Mark Icon Merriam-WebsterCheck Mark Icon

Keep scrolling for more

More Definitions for BS

Medical Definition of BS

1 bowel sounds
2 breath sounds

More from Merriam-Webster on BS

Nglish: Translation of BS for Spanish Speakers

Britannica English: Translation of BS for Arabic Speakers

Comments on BS

What made you want to look up BS? Please tell us where you read or heard it (including the quote, if possible).


Test Your Vocabulary

The Exceptions Quiz III

  • one green toy robot amidst many red toy robots
  • Which of these words does not mean "nonsense"?
How Strong Is Your Vocabulary?

Test your vocabulary with our 10-question quiz!

Universal Daily Crossword

A daily challenge for crossword fanatics.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!