Crĕd'ŭ-lōŭs, a.
a. [Lat. credulus, from credere; It. & Sp. credulo, Fr. crédule. See CREDENT.]
Sense 1. Apt to believe on slight or insufficient evidence; easily convinced or imposed upon; unsuspecting. “Youth credulous of happiness.” Landor.
So glistened the dire snake, and into fraud Led Eve, our credulous mother. Milton.
Sense 2. Capable of being easily believed; credible. [R.]
It is a good sign of a great religion . . . to be credulous in the circumstances which are appointed to us . . . by our spiritual guides. Bp. Taylor.
Sense 3. Believed too readily, or on insufficient grounds. [Rare.]
’Twas he possessed me with your credulous death. Beau. & Fl..