soulless UK /ˈsəʊl.ləs/US /ˈsoʊl.ləs/ adjective1 •As if without a soul; insensitive, unfeeling.Go backe I warrant thee: but Ile catch thine eyes / Though they had wings. Slaue, Soule-lesse, Villain, Dog. / O rarely base! — 1606 formsmore soulless · most soulless