Green’s Dictionary of Slang

sittara n.

(Ind. (Tamil)) a condom.

[UK]in G. Witt Indian Drawings Scrapbook (British Museum Anthropology Library) (1865) n.p.: Sittara is the name of an ‘instrumentum a serico confectum quo metrices utuntur’ [i.e. ‘an instrument made of silk that is used by prostitutes’].