gsung rdo rje
From Rangjung Yeshe Wiki - Dharma Dictionnary
vajra speech; [expl., Light of Wisdom, Vol. 2, page 36] [RY]
vagvajra, communicative being, (three are tshor ba, sred pa, len pa) [JV]
speech vajra [RB]
speech vajra, vajra speech [RY]
