dragon lady
/ˈdraɡ(ə)n ˌleɪdi/originally US (informal and usually derogatory )
noun
A domineering, powerful, or belligerent woman; (occasionally) specifically one of south-east Asian origin.
Origin
1940s. From dragon and lady, after Dragon Lady, the name of a villainous female character of south-east Asian appearance in the comic strip ‘Terry and the Pirates’, drawn by the American cartoonist Milton Caniff.