The definition of an abolitionist is someone who wants a particular practice stopped.
An example of an abolitionist is author Harriet Beecher Stowe who worked to help end slavery.
- a person in favor of abolishing some law, custom, etc.
- one who favored the abolition of slavery in the U.S.
(comparative more abolitionist, superlative most abolitionist)
- (historical) In favor of the abolition of slavery. [since the late 18th century]
First attested in 1788. abolition + -ist.