Phrase guide

blue pill

noun · verb · 4 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

Each Play button uses your device's default local English voice, or a natural local fallback. The selected voice name appears after playback. This is synthesized speech, not a source recording.

No pronunciation record was provided for this word.

1

noun

Meaning 1

Synonym of blue mass (“pill of prepared mercury”).

Definition source: English Wiktionary via Wiktextract

Usage: historical

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: blue mass

Antonyms: none provided

2

noun

Meaning 2

A pill of sildenafil (Viagra), used to treat erectile dysfunction.

Definition source: English Wiktionary via Wiktextract

Usage: slang

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: bluey, little blue pill

Antonyms: none provided

3

noun

Meaning 3

Rejection of the red pill philosophy.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: red pill

4

verb

Meaning 4

To reject the red pill philosophy.

Definition source: English Wiktionary via Wiktextract

Usage: transitive

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: red pill

History

Etymology

(rejection of the red pill): From a scene in the film The Matrix (1999), where the main character, who lives in a virtual world known as the Matrix, is given a choice between a red pill that will allow him to learn the truth about the Matrix and a blue pill that will return him to his simulated life.