1 souse vb soused; sousing [ME sousen, fr. MF souz, souce pickling solution, of Gme origin; akin to OHG sulza brine, OE sealt salt] vt 1 : PICKLE 2 a : to plunge in liquid : IMMERSE b : DRENCH, SATURATE 3 : to make drunk : INEBRIATE ~ vi : to become immersed or drenched 2 souse n 1 : something pickled; esp : seasoned and chopped pork trimmings, fish, or shellfish 2 : an act of sousing : WETTING 3 a : an habitual drunkard b : a drinking spree : BINGE 3 souse [ME souce start of a bird's flight, alter of sourse fr. MF sourse, fr. sourdre to rinse] obs : the stoop of a hawk intercepting a bird 4 souse vb soused; sous-ing vi, archaic : to swoop down : PLUNGE ~ vt. archaic : to swoop down