lascar UK /ˈlaskə/US /ˈlæskɚ/ noun3 •(historical) A sailor from India or Southeast Asia, especially as serving on a European ship....and what foreigner is it, exactly, that Pirate has in mind if it isn't that stateless lascar across his own mirror-glass, that poorest of exiles... — 1973 •Any of various nymphalid butterflies of the Asian genera Pantoporia and Lasippa. •A tent-pitcher; also a type of artilleryman. formslascars