Pronunciation: (flaj'u-lunt, flu-jel'unt),[key] —n. 1. a person who flagellates or scourges himself or herself for religious discipline.
2. a person who derives sexual pleasure from whipping or being whipped by another person.
3. (often cap.) one of a medieval European sect of fanatics who practiced scourging in public.
—adj. 1. flagellating.
2. severely criticizing: a flagellant attack on the opposition party.