2. Medic., of a lancet, catheter, etc., reach a cavity, Orib.44.11.3, Gal.14.786, Paul.Aeg.6.59.
II. metaph., lack solid foundation, κενεμβατοῦν καὶ σφαλλόμενον, of Alexander's Empire, Plu.2.336f; “κενεμβατοῦμεν ταῦτα λέγοντες” Dam.Pr.4, cf. Plot.3.9.2.
2. lead a frivolous life, Men.Prot. p.2 D.