noun U.S. History.
a policy for the immediate abolition of slavery.
Origin of immediatism
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for immediatist
Historical Examples of immediatist
The abolitionist is reproachfully called an "ultraist" and "an immediatist."The Anti-Slavery Examiner, Omnibus
American Anti-Slavery Society