1. (a.) Acting rapidly and violently; severe; radical; extreme; as, to take drastic measures\.

2. (n.) A violent purgative. See Cathartic.

Draconian acute cutting desperate dire excessive exorbitant extravagant extreme fierce forceful furious great harsh immoderate intemperate intense keen outrageous piercing potent powerful puissant radical rigorous rough severe sharp splitting strong tough unconscionable vehement venomous vigorous violent virulent