ἀποστάτης
From LSJ
Ποιητὴς, ὁπόταν ἐν τῷ τρίποδι τῆς Μούσης καθίζηται, τότε οὐκ ἔμφρων ἐστίν → Whenever a poet is seated on the Muses' tripod, he is not in his senses
English (LSJ)
[τᾰ], ου, ὁ,
A deserter, rebel, ἀ. τοῦ βασιλέως Plb. 5.57.4, cf. Wilcken Chr.10 (ii B.C.), Plu.Cim.10; seceder, SIG705.41,50(Delph., ii B.C.). II runaway slave, Plu.Rom.0; ἀ. κύων runaway dog, Id.2.821d. III Lat. apostata, apostate, Cod.Theod. 16.7.7.
German (Pape)
[Seite 326] ὁ, der Abfallende, Abtrünnige, τινός Pol. 5, 57; βασιλέως Plut. Cim. 10; u. a. Sp.