Top definition
An alcoholic beverage which consists of one shot of Jack Daniels whiskey, one 12oz Natural Light beer, one ice cube, and a splash of orange juice. The drinker must finish the drink before the ice cube has melted.

Warning: Drinking Rusty Tunas may result in lots of chest hair.
I'll have a Rusty Tuna please.
by Bleach Johnson February 15, 2007
Get the mug
Get a rusty tuna mug for your cousin Bob.