underground railroad
pronunciation
How to pronounce underground railroad in British English:
UK [ˈʌndəɡraund ˈreilrəud]
How to pronounce underground railroad in American English:
US [ˈʌndɚˌɡraʊnd ˈrelˌrod]
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- Noun:
- abolitionists secret aid to escaping slaves; pre-Civil War in US