soss I. \ˈsäs\noun (-es) Etymology: Middle English sos, of imitative origin dialect Britain: mess, slop II. verb (-ed/-ing/-es) intransitive verb 1.dialect Britain: mess, slop 2.dialect Britain: lap transitive verb dialect Britain: lap III. noun (-es) Etymology: probably alteration of obsolete English sosh thud, thump, of imitative origin : thump IV. adverb dialect Britain: heavily, plump V. intransitive verb (-ed/-ing/-es) dialect Britain: to fall heavily