Dua Lipa ... Stilettos 'N Martinis For Thirsty Thursday!

Just another night in the life of Dua Lipa -- who's done it again ... the sexy singer scored a revealing 'fit which hit the 'Gram overnight ... and the photos are so hot you're 'bout to catch a fever 🥵!

Posing pretty on the piano, the 30-year-old star struck her leg up high while shimmering in a bedazzled mini dress.

Check out this shot of Dua stickin' her tongue out and winkin' at her millions ...