gin and it
noun British informal, dated
A drink of gin and Italian vermouth: I can imagine him in a dinner suit, tinkling on a piano, and sipping a gin and it [mass noun]: a glass of gin and it...
- I thought I'd been the perfect hostess till one of the dowagers asked for gin and It.
- He never did see much action outside the Pall Mall club, where his restorative gin and it was much appreciated.
- Elizabeth comes across as a cozy, deeply sympathetic creature with whom you'd love to have tea - or a gin and it - some day.
Origin
1930s: it being an abbreviation of Italian (in Italian vermouth).