'Hanu' usually means ‘chin’ as well as suffix 'mat' denotes ‘possession’, and implicitly ‘excellence’ or ‘superiority’, atiśāyana. ‘Hanuman’ would thus imply ‘the a single with outstanding chin’. Based on Sanskrit lexicographers, letters In this particular identify denote the following: Indra’s boon was that the Vajra would no longer hurt https://www.youtube.com/watch?v=6cAOQp6Twlc&t=7s