[f. CONSPIRATOR: see -ESS. Cf. next.] A female conspirator.
1770. Walpole, Lett. to H. Mann, Oct. 6 (1863), II. 113. The devil is in it, if the son of a conspiratress with an English education, does not turn out a notable politician.
1873. St. Pauls Mag., II. 351. Raffaella had become a conspiratress from sheer fun.
1881. D. C. Murray, Josephs Coat, II. xix. 142. The two conspiratresses salved their consciences.