Rubus cissoides ru·bus·cis·soides uncommon noun 1. stout-stemmed trailing shrub of New Zealand that scrambles over other growth Synonymslawyerbushlawyer bushbush lawyerRubus cissoidesRubus australis Related words Broader terms bramble bush WordNet 2.1 (Princeton University). WordNet 2.1 Copyright Princeton University. All rights reserved.