E. Cobham Brewer 18101897. Dictionary of Phrase and Fable. 1898.
Rudra.
Father of the tempest-gods. The word means run about crying, and the legend says that the boy ran about weeping because he had no name, whereupon Brahma said, Let thy name be Rud-dra. (Sanskrit, rud, weep; dra, run.) (Vedic mythology.)