Thesaurus.com
Dictionary.com
Definitions

Rubicon

[roo-bi-kon] / ˈru bɪˌkɒn /


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

Miller served for a decade as chairman of Team Rubicon, a nonprofit that helps communities around the globe recover from disasters.

From Los Angeles Times May 1, 2026

More recently, Hormuz and the Persian Gulf have been a Rubicon for American presidents, sometimes defining their foreign policy and taste for exercising military power.

From The Wall Street Journal Mar. 21, 2026

Neither ever crossed the Rubicon in a way that would mobilize Americans to war, so we finally crossed the Rubicon ourselves.

From Barron's Mar. 12, 2026

They respect the skills of the elite Russian drone units they said were called Rubicon and Day of Judgement.

From BBC Feb. 24, 2026

He never suspected that in so doing, he was crossing his Rubicon.

From "Into the Wild" by Jon Krakauer




Vocabulary.com logo
by dictionary.com

Join 12,000,000 vocabulary learners

Start learning new words today on VocabTrainer.
You'll remember them forever.

Start training