Vajira1 [cp. Vedic vajira, Indra's thunderbolt; Idg. *ṷeĝ=Sk. vaj, cp. Lat. vegeo to thrive, vigeo>vigour; Av. vaƶra; Oicel. vakr=Ags. wacor=Ger. wacker; also E. wake etc. See also vājeti] a thunderbolt; usually with ref. to Sakka's (=Indra's) weapon D i.95=M i.231 (ayasa); Th 1, 419; J i.134 (vajira -- pūritā viya garukā kucchi "as if filled with Sakka's thunderbolt." Dutoit takes it in meaning vajira2 and trsls "with diamonds"); SnA 225 (˚āvudha the weapon of Sakka).
-- pāṇin having a thunderbolt in his hand (N. of a yakkha) D i.95=M. i.231.