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We found 10 dictionaries with English definitions that include the word underground railway: Click on the first link on a line below to go directly to a page where "underground railway" is defined. General (9 matching dictionaries) Underground Railway: Vocabulary.com [home, info] underground railway: Dictionary.com [home, info] Underground Railway, Underground railway (disambiguation): Wikipedia, the Free Encyclopedia [home, info] Underground railway: Rhymezone [home, info] underground railway: Free Dictionary [home, info] underground railway: Mnemonic Dictionary [home, info] underground railway: WordNet 1.7 Vocabulary Helper [home, info] Underground Railway: LookWAYup Translating Dictionary/Thesaurus [home, info] Underground Railway: Dictionary/thesaurus [home, info] Computing (1 matching dictionary) Underground Railway: Encyclopedia [home, info]

Quick definitions from WordNet (Underground railway) ▸ noun:  abolitionists secret aid to escaping slaves; pre-Civil War in US