Longman Dictionary of Contemporary English homepage

B.S.

 noun
     
B.S. American English
1 [countable]
Bachelor of Science
a first university degree in a science subject [= BSc BrE; ↪ B.A.]
B.S. in
a B.S. in Biology
2 [uncountable] not polite the abbreviation of
bullshit
Definition from the Longman Dictionary of Contemporary English
Advanced Learner's Dictionary.

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