Dictionary Definition :
Definition[1]
:
drag po
[translation-san] {MSA} ugra
[translation-san] {MSA} tīvra
[translation-san] {MSA} pragāḍha
[translation-eng] {Hopkins} hard; heavy [=sra ba] {Lati}; fierce; strong
[comments] In the Eng. does heavy = sra ba? More likely it's hard=sra ba {SW}
Source
:
Jeffrey Hopkins' Tibetan-Sanskrit-English Dictionary