παχυστομέω
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)
speak coarsely, speak in imprecise manner, speak roughly; v. παχύστομος.
German (Pape)
[Seite 540] mit dickem, breitem Munde sprechen, grob aussprechen, Strab.