† perˈcunctorily,adv.Obs.nonce-wd. [irreg.f. per- + L. cunctārī to delay, loiter, after perfunctorily.] In a loitering manner, lazily. 1615T. Adams Blacke Devill 27 This is he that makes men serue God percunctorily, perfunctorily—to go slowly to it, to sit idly at it.