They're a pretty 'rum' lot.
a bottle/glass of 'rum'
(..) - Sheldon, what are you gonna have? - I'll have a Diet Coke. Okay, can you please order a cocktail? I need to practice mixing drinks. Fine. I'll have a virgin Cuba Libre. That's rum and Coke without the rum. Yes. So Coke. Yes. And would you make it diet? There's a can in the fridge. (..)2007 TvShow: The Big Bang Theory Title: The Grasshopper Experiment Season: 1 Episode 8