Marathon Rubicon Synonyms

Definitions for Marathon

(adjective) lasting for a considerable time
(noun) a foot race of 26 miles and 385 yards
(noun) any long and arduous undertaking

MR abbreviation

MR is an abbreviation for Marathon Rubicon

What does MR stand for?

MR stands for "Marathon Rubicon"

Definitions for Rubicon

(noun) the boundary in ancient times between Italy and Gaul; Caesar's crossing it with his army in 49 BC was an act of war
(noun) a line that when crossed permits of no return and typically results in irrevocable commitment