Rubicon

noun
Ru*bi*con \ ˈrü-bi-ˌkän \
1613
  • a bounding or limiting line; especially : one that when crossed commits a person irrevocably

Rubicon:g

geographical name
Ru*bi*con \ ˈrü-bi-ˌkän \
  • river 15 miles (24 kilometers) long in north central Italy flowing east into the Adriatic Sea

the Rubicon

noun
the Rubicon \
  • a limit or point that is reached when the results of one's actions cannot be changed
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