BS

In real, traceable use. Part of the curated seed collection; community review is coming.

Meaning · English

Abbreviation of bullshit.

Register: slang

Where it’s used: Used American English

Examples

Researchers embarked on a novel study intent on measuring what a Princeton philosophy professor contends is one of the most salient features of our culture — the ability to play the expert without being one. / Or, as the social scientists put it, to BS.

Usage example from English Wiktionary (CC BY-SA 4.0, retrieved 2026-07-30)

Sources & notes

Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-07-30 via kaikki.org).

Common questions

What does “BS” mean?

Abbreviation of bullshit.

Is “BS” formal or informal?

BS is generally slang.