- You may also be looking for the card game, gin rummy.
Gin was an alcoholic beverage distilled from grains on Earth. It was also a main ingredient in cocktails such as martini, Klingon martini and gin and tonic.
Bombay Sapphire was a brand of gin. (PIC: "Monsters")
The Bourbon Street Barn was called a "gin joint" in 2364 by William T. Riker. (TNG: "11001001")
In 2365, a character in Data's Sherlock Holmes program was released from prison and spent the rest of that day in a tavern drinking gin with his wife, who later murdered him. (TNG: "Elementary, Dear Data")