DCHP-1 Online
underground railroad Hist. 
† a system set up by abolitionists in the United States to conduct Negro slaves to freedom, one of its branches leading into Canada.
- 1852 I was formerly, while residing East, a conductor of a car on the Underground Railroad, I felt a desire to get the perusal of said paper, so that I might be able to keep track of the progress that is being made by a portion of mankind who were so unfortunate as to receive their birth in a land of slavery.
- 1965 Amherstburg was the main debarking point 100 years ago for the "Underground Railway," the terminus of the smuggling of Negro slaves into Canada from the U.S.
- 1852 I was formerly, while residing East, a conductor of a car on the Underground Railroad, I felt a desire to get the perusal of said paper, so that I might be able to keep track of the progress that is being made by a portion of mankind who were so unfortunate as to receive their birth in a land of slavery.