Slidder \Slid"der\, v. t. [AS. sliderian. See {Slide}, v. t.] To slide with interruption. [Obs.] --Dryden. Slidder \Slid"der\, Slidderly \Slid"der*ly\, Sliddery \Slid"der*y\, a. [AS. slidor. See {Slide}, v. t.] Slippery. [Obs.] To a drunk man the way is slidder. --Chaucer.