Bible Dictionaries
Rubican

Webster's Dictionary

(a.) Colored a prevailing red, bay, or black, with flecks of white or gray especially on the flanks; - said of horses.

Bibliography Information
Webster, Noah. Entry for 'Rubican'. Noah Webster's American Dictionary. https://www.studylight.org/​dictionaries/​eng/​web/​r/rubican.html. 1828.