孤胆 Traditional form: 孤膽 Pinyin (reading): gūdǎn Definitions: solitary hero maverick Characters: 孤 - orphaned; alone, lonely, solidary 胆 - gallbladder; gall, guts, courage Traditional characters: 孤 - orphaned; alone, lonely, solidary 膽 - gallbladder; gall, guts, courage