Tub‧man, Har‧riet /ˈtʌbmən, ˈhæriət/
(?1820–1913) a US slave who escaped to the northern US (where slavery was not allowed) and became an important member of the Underground Railroad, a system for helping slaves who were trying to escape. She also worked for the army of the North in the civil war.

[TahlilGaran] Dictionary of Contemporary English ▲