H.A. Giles Glossary of Reference on Subjects Connected with Far East (2 edn) 6: Eurasian are often spoken of as so many annas in the rupee, referring to the proportion of ‘dark’ blood in their veins. Thus, ‘four annas in the rupee’ would be equivalent of Quadroon.at [X] annas in the rupee (adj.) under anna, n.