金刚 Traditional form: 金剛 Pinyin (reading): jīngāng Definitions: diamond (used to translate Sanskrit "vajra", a thunderbolt or mythical weapon) guardian deity (in Buddhist iconography) Characters: 金 - gold, metal; money 刚 - hard, strong, tough; just, barely Traditional characters: 金 - gold, metal; money 剛 - hard, strong, tough; just, barely